

<!--XBRL Document Created with Wdesk from Workiva, formerly WebFilings-->
<!-- -->
<linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <roleRef roleURI="http://www.tree.com/role/AccruedExpensesAndOtherCurrentLiabilities" xlink:href="tree-20140930.xsd#AccruedExpensesAndOtherCurrentLiabilities" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/AccruedExpensesAndOtherCurrentLiabilitiesDetailsBalanceSheet" xlink:href="tree-20140930.xsd#AccruedExpensesAndOtherCurrentLiabilitiesDetailsBalanceSheet" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/AccruedExpensesAndOtherCurrentLiabilitiesTables" xlink:href="tree-20140930.xsd#AccruedExpensesAndOtherCurrentLiabilitiesTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/ConsolidatedBalanceSheets" xlink:href="tree-20140930.xsd#ConsolidatedBalanceSheets" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:href="tree-20140930.xsd#ConsolidatedBalanceSheetsParenthetical" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/ConsolidatedStatementOfShareholdersEquity" xlink:href="tree-20140930.xsd#ConsolidatedStatementOfShareholdersEquity" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/ConsolidatedStatementsOfCashFlows" xlink:href="tree-20140930.xsd#ConsolidatedStatementsOfCashFlows" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/ConsolidatedStatementsOfOperations" xlink:href="tree-20140930.xsd#ConsolidatedStatementsOfOperations" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/Contingencies" xlink:href="tree-20140930.xsd#Contingencies" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/ContingenciesDetails" xlink:href="tree-20140930.xsd#ContingenciesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/DiscontinuedOperations" xlink:href="tree-20140930.xsd#DiscontinuedOperations" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/DiscontinuedOperationsDetailsDisposalGroups" xlink:href="tree-20140930.xsd#DiscontinuedOperationsDetailsDisposalGroups" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/DiscontinuedOperationsDetailsLoanLossReserve" xlink:href="tree-20140930.xsd#DiscontinuedOperationsDetailsLoanLossReserve" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/DiscontinuedOperationsTables" xlink:href="tree-20140930.xsd#DiscontinuedOperationsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/DocumentAndEntityInformation" xlink:href="tree-20140930.xsd#DocumentAndEntityInformation" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/GoodwillAndIntangibleAssets" xlink:href="tree-20140930.xsd#GoodwillAndIntangibleAssets" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/GoodwillAndIntangibleAssetsDetails5YrDefiniteLivedIntangiblesAmortization" xlink:href="tree-20140930.xsd#GoodwillAndIntangibleAssetsDetails5YrDefiniteLivedIntangiblesAmortization" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/GoodwillAndIntangibleAssetsDetailsBalanceSheet" xlink:href="tree-20140930.xsd#GoodwillAndIntangibleAssetsDetailsBalanceSheet" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/GoodwillAndIntangibleAssetsDetailsDefiniteLivedIntangibles" xlink:href="tree-20140930.xsd#GoodwillAndIntangibleAssetsDetailsDefiniteLivedIntangibles" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/GoodwillAndIntangibleAssetsTables" xlink:href="tree-20140930.xsd#GoodwillAndIntangibleAssetsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/IncomeTaxes" xlink:href="tree-20140930.xsd#IncomeTaxes" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/IncomeTaxesDetails" xlink:href="tree-20140930.xsd#IncomeTaxesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/IncomeTaxesTables" xlink:href="tree-20140930.xsd#IncomeTaxesTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/Organization" xlink:href="tree-20140930.xsd#Organization" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/OrganizationDetailsDiscOps" xlink:href="tree-20140930.xsd#OrganizationDetailsDiscOps" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/RestrictedCashRestrictedCash" xlink:href="tree-20140930.xsd#RestrictedCashRestrictedCash" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/RestrictedCashRestrictedCashDetailsBalanceSheet" xlink:href="tree-20140930.xsd#RestrictedCashRestrictedCashDetailsBalanceSheet" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/RestrictedCashRestrictedCashTables" xlink:href="tree-20140930.xsd#RestrictedCashRestrictedCashTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/RestructuringExpense" xlink:href="tree-20140930.xsd#RestructuringExpense" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/RestructuringExpenseDetails" xlink:href="tree-20140930.xsd#RestructuringExpenseDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/RestructuringExpenseTables" xlink:href="tree-20140930.xsd#RestructuringExpenseTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/SegmentInformation" xlink:href="tree-20140930.xsd#SegmentInformation" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/SegmentInformationDetails" xlink:href="tree-20140930.xsd#SegmentInformationDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/SegmentInformationTables" xlink:href="tree-20140930.xsd#SegmentInformationTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/ShareholdersEquity" xlink:href="tree-20140930.xsd#ShareholdersEquity" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/ShareholdersEquityDetails" xlink:href="tree-20140930.xsd#ShareholdersEquityDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/ShareholdersEquityTables" xlink:href="tree-20140930.xsd#ShareholdersEquityTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/SignificantAccountingPolicies" xlink:href="tree-20140930.xsd#SignificantAccountingPolicies" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/SignificantAccountingPoliciesPolicies" xlink:href="tree-20140930.xsd#SignificantAccountingPoliciesPolicies" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/StockBasedCompensation" xlink:href="tree-20140930.xsd#StockBasedCompensation" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/StockBasedCompensationDetailsPlImpact" xlink:href="tree-20140930.xsd#StockBasedCompensationDetailsPlImpact" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/StockBasedCompensationDetailsRsaRsuRollforwards" xlink:href="tree-20140930.xsd#StockBasedCompensationDetailsRsaRsuRollforwards" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/StockBasedCompensationDetailsStockOptionsRollforward" xlink:href="tree-20140930.xsd#StockBasedCompensationDetailsStockOptionsRollforward" xlink:type="simple" />
  <roleRef roleURI="http://www.tree.com/role/StockBasedCompensationTables" xlink:href="tree-20140930.xsd#StockBasedCompensationTables" xlink:type="simple" />
  <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" xlink:type="simple" />
  <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" xlink:type="simple" />
  <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" xlink:type="simple" />
  <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" xlink:type="simple" />
  <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" xlink:type="simple" />
  <definitionLink xlink:role="http://www.tree.com/role/AccruedExpensesAndOtherCurrentLiabilities" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/AccruedExpensesAndOtherCurrentLiabilitiesDetailsBalanceSheet" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/AccruedExpensesAndOtherCurrentLiabilitiesTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/ConsolidatedBalanceSheets" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_D293ECB09CE169467BDE435E374F7008" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_46684F78317E696B22B5435E374F08F0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_D293ECB09CE169467BDE435E374F7008" xlink:to="loc_us-gaap_StatementTable_46684F78317E696B22B5435E374F08F0" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="loc_us-gaap_StatementScenarioAxis_B544F53C2712C05C06DB435E374FAE4E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_46684F78317E696B22B5435E374F08F0" xlink:to="loc_us-gaap_StatementScenarioAxis_B544F53C2712C05C06DB435E374FAE4E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_61DB7432F1A9DE652E83435E374FD052_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementScenarioAxis_B544F53C2712C05C06DB435E374FAE4E" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_61DB7432F1A9DE652E83435E374FD052_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_61DB7432F1A9DE652E83435E374FD052" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementScenarioAxis_B544F53C2712C05C06DB435E374FAE4E" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_61DB7432F1A9DE652E83435E374FD052" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_D20740586852878FB03D435E374FB087" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_46684F78317E696B22B5435E374F08F0" xlink:to="loc_us-gaap_StatementClassOfStockAxis_D20740586852878FB03D435E374FB087" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_54E58E61467D19BFF156435E374FB10B_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_D20740586852878FB03D435E374FB087" xlink:to="loc_us-gaap_ClassOfStockDomain_54E58E61467D19BFF156435E374FB10B_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_54E58E61467D19BFF156435E374FB10B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_D20740586852878FB03D435E374FB087" xlink:to="loc_us-gaap_ClassOfStockDomain_54E58E61467D19BFF156435E374FB10B" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/ConsolidatedStatementOfShareholdersEquity" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_BA0B1F75B691C50DF5D281279C324D44" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_8F57CF3CE9B5BB9E525E81279C32E28A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_BA0B1F75B691C50DF5D281279C324D44" xlink:to="loc_us-gaap_StatementTable_8F57CF3CE9B5BB9E525E81279C32E28A" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_AC98DB8373F54F09624181279C32E967" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_8F57CF3CE9B5BB9E525E81279C32E28A" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_AC98DB8373F54F09624181279C32E967" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_805F23D32E19BFBA433481279C328698_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_AC98DB8373F54F09624181279C32E967" xlink:to="loc_us-gaap_EquityComponentDomain_805F23D32E19BFBA433481279C328698_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_805F23D32E19BFBA433481279C328698" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_AC98DB8373F54F09624181279C32E967" xlink:to="loc_us-gaap_EquityComponentDomain_805F23D32E19BFBA433481279C328698" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaap_CommonStockMember_4181D08C0D487BCAD81D81279C3202FA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_805F23D32E19BFBA433481279C328698" xlink:to="loc_us-gaap_CommonStockMember_4181D08C0D487BCAD81D81279C3202FA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_177471E6051AD61B612781279C327306" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_805F23D32E19BFBA433481279C328698" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_177471E6051AD61B612781279C327306" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaap_RetainedEarningsMember_2BCF57330EF54C852CFA81279C32C075" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_805F23D32E19BFBA433481279C328698" xlink:to="loc_us-gaap_RetainedEarningsMember_2BCF57330EF54C852CFA81279C32C075" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_TreasuryStockMember" xlink:label="loc_us-gaap_TreasuryStockMember_AAA19966C463C277958081279C329D26" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_805F23D32E19BFBA433481279C328698" xlink:to="loc_us-gaap_TreasuryStockMember_AAA19966C463C277958081279C329D26" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ComprehensiveIncomeMember" xlink:label="loc_us-gaap_ComprehensiveIncomeMember_474B612606901439CD5681279C32BF86" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_805F23D32E19BFBA433481279C328698" xlink:to="loc_us-gaap_ComprehensiveIncomeMember_474B612606901439CD5681279C32BF86" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7D127F44E90D288D1D3781279C3259F9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_BA0B1F75B691C50DF5D281279C324D44" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7D127F44E90D288D1D3781279C3259F9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_BD01F548A48BF277E4E281279C32EF63" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7D127F44E90D288D1D3781279C3259F9" xlink:to="loc_us-gaap_StockholdersEquity_BD01F548A48BF277E4E281279C32EF63" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SharesIssued" xlink:label="loc_us-gaap_SharesIssued_1F5423799EB2B7A02EF081279C327AF7" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7D127F44E90D288D1D3781279C3259F9" xlink:to="loc_us-gaap_SharesIssued_1F5423799EB2B7A02EF081279C327AF7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAbstract" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAbstract_745DD02EBB62D595128381279C325D8B" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7D127F44E90D288D1D3781279C3259F9" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxAbstract_745DD02EBB62D595128381279C325D8B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_47BB01F2A733E9A4B92181279C32DCC9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxAbstract_745DD02EBB62D595128381279C325D8B" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_47BB01F2A733E9A4B92181279C32DCC9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_53CC468BC526D7A73BD281279C32F913" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxAbstract_745DD02EBB62D595128381279C325D8B" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_53CC468BC526D7A73BD281279C32F913" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_32B6C11018929CCFD13281279C32C7AC" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7D127F44E90D288D1D3781279C3259F9" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_32B6C11018929CCFD13281279C32C7AC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_TreasuryStockSharesAcquired" xlink:label="loc_us-gaap_TreasuryStockSharesAcquired_3DBC4BBE992EC2E1E1B281279C327FF2" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7D127F44E90D288D1D3781279C3259F9" xlink:to="loc_us-gaap_TreasuryStockSharesAcquired_3DBC4BBE992EC2E1E1B281279C327FF2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_858E11F11B036850E47D81279C3215B8" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7D127F44E90D288D1D3781279C3259F9" xlink:to="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_858E11F11B036850E47D81279C3215B8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_Dividends" xlink:label="loc_us-gaap_Dividends_336C47109CB84808A7A581279C328DC0" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7D127F44E90D288D1D3781279C3259F9" xlink:to="loc_us-gaap_Dividends_336C47109CB84808A7A581279C328DC0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross_F3CB567643CB52B014CE81279C32BA74" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7D127F44E90D288D1D3781279C3259F9" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross_F3CB567643CB52B014CE81279C32BA74" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross_7CF442931C5ED1676A4681279C32F895" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7D127F44E90D288D1D3781279C3259F9" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross_7CF442931C5ED1676A4681279C32F895" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_StockIssueDuringPeriodOfStockOptionAndRestrictedStockNetValueOfUnits" xlink:label="loc_tree_StockIssueDuringPeriodOfStockOptionAndRestrictedStockNetValueOfUnits_5A59F9A833DCE8954BFD81279C329140" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7D127F44E90D288D1D3781279C3259F9" xlink:to="loc_tree_StockIssueDuringPeriodOfStockOptionAndRestrictedStockNetValueOfUnits_5A59F9A833DCE8954BFD81279C329140" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_StockIssueDuringPeriodOfStockOptionAndRestrictedStockNetSharesOfUnits" xlink:label="loc_tree_StockIssueDuringPeriodOfStockOptionAndRestrictedStockNetSharesOfUnits_AC7B8B6BD2F4B0040A0581279C32DAA0" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7D127F44E90D288D1D3781279C3259F9" xlink:to="loc_tree_StockIssueDuringPeriodOfStockOptionAndRestrictedStockNetSharesOfUnits_AC7B8B6BD2F4B0040A0581279C32DAA0" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/ConsolidatedStatementsOfCashFlows" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_09026683B1D28E41E94A2ECE92F4A9DE" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_4B139877A50E972D20382ECE92F471BB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_09026683B1D28E41E94A2ECE92F4A9DE" xlink:to="loc_us-gaap_StatementTable_4B139877A50E972D20382ECE92F471BB" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="loc_us-gaap_StatementScenarioAxis_52FE614A823D042348322ECE92F4A651" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_4B139877A50E972D20382ECE92F471BB" xlink:to="loc_us-gaap_StatementScenarioAxis_52FE614A823D042348322ECE92F4A651" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_F132A378E3928C65DBD62ECE92F478F4_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementScenarioAxis_52FE614A823D042348322ECE92F4A651" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_F132A378E3928C65DBD62ECE92F478F4_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_F132A378E3928C65DBD62ECE92F478F4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementScenarioAxis_52FE614A823D042348322ECE92F4A651" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_F132A378E3928C65DBD62ECE92F478F4" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/ConsolidatedStatementsOfOperations" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_37EA5C6885D545376F7881276F9C1E2B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_us-gaap_StatementTable_37EA5C6885D545376F7881276F9C1E2B" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="loc_us-gaap_StatementScenarioAxis_8496B46872D61B9E7BB581276F9C0793" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_37EA5C6885D545376F7881276F9C1E2B" xlink:to="loc_us-gaap_StatementScenarioAxis_8496B46872D61B9E7BB581276F9C0793" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_E15463DD93B957E50D3681276F9C9E62_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementScenarioAxis_8496B46872D61B9E7BB581276F9C0793" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_E15463DD93B957E50D3681276F9C9E62_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_E15463DD93B957E50D3681276F9C9E62" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementScenarioAxis_8496B46872D61B9E7BB581276F9C0793" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_E15463DD93B957E50D3681276F9C9E62" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaap_Revenues_206F87DA052F7EEFB62181276F9D98B1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_us-gaap_Revenues_206F87DA052F7EEFB62181276F9D98B1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CostsAndExpensesAbstract" xlink:label="loc_us-gaap_CostsAndExpensesAbstract_B4D814FB3BE481096EA081276F9D88E9" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_us-gaap_CostsAndExpensesAbstract_B4D814FB3BE481096EA081276F9D88E9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CostOfRevenue" xlink:label="loc_us-gaap_CostOfRevenue_074047FB8175011FD9D881276F9DAD29" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_B4D814FB3BE481096EA081276F9D88E9" xlink:to="loc_us-gaap_CostOfRevenue_074047FB8175011FD9D881276F9DAD29" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SellingAndMarketingExpense" xlink:label="loc_us-gaap_SellingAndMarketingExpense_80826985DC8E4BD4277A81276F9E50F3" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_B4D814FB3BE481096EA081276F9D88E9" xlink:to="loc_us-gaap_SellingAndMarketingExpense_80826985DC8E4BD4277A81276F9E50F3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_AB157D5A91F1023DE63C81276F9E48EC" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_B4D814FB3BE481096EA081276F9D88E9" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpense_AB157D5A91F1023DE63C81276F9E48EC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_C6E4581A0CF5D127701481276F9EF190" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_B4D814FB3BE481096EA081276F9D88E9" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_C6E4581A0CF5D127701481276F9EF190" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_2F89EFD6A97D39F0A42A81276F9E34FB" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_B4D814FB3BE481096EA081276F9D88E9" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_2F89EFD6A97D39F0A42A81276F9E34FB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_E5BC90F14CBB699AF26881276F9EE7B6" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_B4D814FB3BE481096EA081276F9D88E9" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_E5BC90F14CBB699AF26881276F9EE7B6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestructuringCharges" xlink:label="loc_us-gaap_RestructuringCharges_A3678A9273454A0857F981276F9EDF2C" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_B4D814FB3BE481096EA081276F9D88E9" xlink:to="loc_us-gaap_RestructuringCharges_A3678A9273454A0857F981276F9EDF2C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LitigationSettlementExpense" xlink:label="loc_us-gaap_LitigationSettlementExpense_0A0D4BE2E3EEAF103FB881276F9EB9E4" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_B4D814FB3BE481096EA081276F9D88E9" xlink:to="loc_us-gaap_LitigationSettlementExpense_0A0D4BE2E3EEAF103FB881276F9EB9E4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CostsAndExpenses" xlink:label="loc_us-gaap_CostsAndExpenses_B833B93F59435B8947DF81276F9E2DF6" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_B4D814FB3BE481096EA081276F9D88E9" xlink:to="loc_us-gaap_CostsAndExpenses_B833B93F59435B8947DF81276F9E2DF6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_C8207B22E1ED8BA1ECE981276F9E29FB" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_us-gaap_OperatingIncomeLoss_C8207B22E1ED8BA1ECE981276F9E29FB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpenseAbstract" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpenseAbstract_496A89AD2A1EF79AFA1981276F9E09EF" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpenseAbstract_496A89AD2A1EF79AFA1981276F9E09EF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_us-gaap_InterestExpense_2A1581AFF88BAFCF8B9181276F9E4A86" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpenseAbstract_496A89AD2A1EF79AFA1981276F9E09EF" xlink:to="loc_us-gaap_InterestExpense_2A1581AFF88BAFCF8B9181276F9E4A86" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_D95AB24D20DBE0A1005681276F9E39B6" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_D95AB24D20DBE0A1005681276F9E39B6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_3383D597BFA5FFF84C6E81276F9ECAEC" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_3383D597BFA5FFF84C6E81276F9ECAEC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeLossFromContinuingOperations" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperations_96DBC23A5DC3E6E28E7F81276F9E8B4A" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperations_96DBC23A5DC3E6E28E7F81276F9E8B4A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax" xlink:label="loc_us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax_A1715C8D731336E35E9881276F9E2667" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax_A1715C8D731336E35E9881276F9E2667" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_IncomeLossFromDiscontinuedOperationsNetOfApplicableTaxes" xlink:label="loc_tree_IncomeLossFromDiscontinuedOperationsNetOfApplicableTaxes_52661DFC15E3F65B368681276F9FFE9E" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_tree_IncomeLossFromDiscontinuedOperationsNetOfApplicableTaxes_52661DFC15E3F65B368681276F9FFE9E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_693733EA81EF766EEB3281276F9F0FA8" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_693733EA81EF766EEB3281276F9F0FA8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_6B3CD85E0EF85188641E81276F9FC58A" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_6B3CD85E0EF85188641E81276F9FC58A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_14514DAB8978F3BEDDD781276F9FE5B4" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_14514DAB8978F3BEDDD781276F9FE5B4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_45862F4B56E653AEF7F281276F9FD4A6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_14514DAB8978F3BEDDD781276F9FE5B4" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_45862F4B56E653AEF7F281276F9FD4A6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6A32D4E996D8B609F36C81276F9FF2D8" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_14514DAB8978F3BEDDD781276F9FE5B4" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6A32D4E996D8B609F36C81276F9FF2D8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeLossFromOperationsBeforeExtraordinaryItemsPerBasicAndDilutedShareAbstract" xlink:label="loc_us-gaap_IncomeLossFromOperationsBeforeExtraordinaryItemsPerBasicAndDilutedShareAbstract_22849486FA76CCA3C8BF81276F9F9614" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_us-gaap_IncomeLossFromOperationsBeforeExtraordinaryItemsPerBasicAndDilutedShareAbstract_22849486FA76CCA3C8BF81276F9F9614" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsPerBasicShare" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_D74F9A49F188BCAD3A9281276F9F64A9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeLossFromOperationsBeforeExtraordinaryItemsPerBasicAndDilutedShareAbstract_22849486FA76CCA3C8BF81276F9F9614" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_D74F9A49F188BCAD3A9281276F9F64A9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_28412588E8566271F6DB81276F9FE1F5" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeLossFromOperationsBeforeExtraordinaryItemsPerBasicAndDilutedShareAbstract_22849486FA76CCA3C8BF81276F9F9614" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_28412588E8566271F6DB81276F9FE1F5" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShareAbstract" xlink:label="loc_tree_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShareAbstract_5BBF918DEACB0848EAFC81276F9F55FA" xlink:type="locator" />
    <definitionArc order="14" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_tree_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShareAbstract_5BBF918DEACB0848EAFC81276F9F55FA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_A9943472F65AA881BCE881276F9F6C4A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShareAbstract_5BBF918DEACB0848EAFC81276F9F55FA" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_A9943472F65AA881BCE881276F9F6C4A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare_E7AE94EF6FFD5F79FA4A81276F9F9E76" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShareAbstract_5BBF918DEACB0848EAFC81276F9F55FA" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare_E7AE94EF6FFD5F79FA4A81276F9F9E76" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_947392F451086D2285C681276F9F8A18" xlink:type="locator" />
    <definitionArc order="15" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4ACD9CD820F7D2127B5381276F9CA2DD" xlink:to="loc_us-gaap_EarningsPerShareAbstract_947392F451086D2285C681276F9F8A18" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaap_EarningsPerShareBasic_C1441704C2DA283569B081276F9FC8BB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareAbstract_947392F451086D2285C681276F9F8A18" xlink:to="loc_us-gaap_EarningsPerShareBasic_C1441704C2DA283569B081276F9FC8BB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaap_EarningsPerShareDiluted_5F1950A9153DDB6B863881276F9F19F1" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareAbstract_947392F451086D2285C681276F9F8A18" xlink:to="loc_us-gaap_EarningsPerShareDiluted_5F1950A9153DDB6B863881276F9F19F1" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/Contingencies" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/ContingenciesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="loc_us-gaap_LossContingenciesLineItems_3E11AF29F3BDA35A1C3185DB381C7D52" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingenciesTable" xlink:label="loc_us-gaap_LossContingenciesTable_A3100AE6B9EC0E68EFDD85DB381C3843" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LossContingenciesLineItems_3E11AF29F3BDA35A1C3185DB381C7D52" xlink:to="loc_us-gaap_LossContingenciesTable_A3100AE6B9EC0E68EFDD85DB381C3843" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LitigationStatusAxis" xlink:label="loc_us-gaap_LitigationStatusAxis_9E6CE522A05DF5D5D8A185DB381C4C34" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_A3100AE6B9EC0E68EFDD85DB381C3843" xlink:to="loc_us-gaap_LitigationStatusAxis_9E6CE522A05DF5D5D8A185DB381C4C34" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LitigationStatusDomain" xlink:label="loc_us-gaap_LitigationStatusDomain_62675C4763CD304A725B85DB381CE386_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LitigationStatusAxis_9E6CE522A05DF5D5D8A185DB381C4C34" xlink:to="loc_us-gaap_LitigationStatusDomain_62675C4763CD304A725B85DB381CE386_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LitigationStatusDomain" xlink:label="loc_us-gaap_LitigationStatusDomain_62675C4763CD304A725B85DB381CE386" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LitigationStatusAxis_9E6CE522A05DF5D5D8A185DB381C4C34" xlink:to="loc_us-gaap_LitigationStatusDomain_62675C4763CD304A725B85DB381CE386" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_PendingLitigationMember" xlink:label="loc_us-gaap_PendingLitigationMember_238341CE1274A0ADDB8F85DB381CBFBC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationStatusDomain_62675C4763CD304A725B85DB381CE386" xlink:to="loc_us-gaap_PendingLitigationMember_238341CE1274A0ADDB8F85DB381CBFBC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SettledLitigationMember" xlink:label="loc_us-gaap_SettledLitigationMember_F4A9A3BC6E998F02EEC8861DA5D9F3BE" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationStatusDomain_62675C4763CD304A725B85DB381CE386" xlink:to="loc_us-gaap_SettledLitigationMember_F4A9A3BC6E998F02EEC8861DA5D9F3BE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LitigationCaseAxis" xlink:label="loc_us-gaap_LitigationCaseAxis_7FB09B4F15F2BAF20FF085DB381CE2B7" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_A3100AE6B9EC0E68EFDD85DB381C3843" xlink:to="loc_us-gaap_LitigationCaseAxis_7FB09B4F15F2BAF20FF085DB381CE2B7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LitigationCaseTypeDomain" xlink:label="loc_us-gaap_LitigationCaseTypeDomain_F040AE6FF20618A4EBD485DB381CD49B_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LitigationCaseAxis_7FB09B4F15F2BAF20FF085DB381CE2B7" xlink:to="loc_us-gaap_LitigationCaseTypeDomain_F040AE6FF20618A4EBD485DB381CD49B_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LitigationCaseTypeDomain" xlink:label="loc_us-gaap_LitigationCaseTypeDomain_F040AE6FF20618A4EBD485DB381CD49B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LitigationCaseAxis_7FB09B4F15F2BAF20FF085DB381CE2B7" xlink:to="loc_us-gaap_LitigationCaseTypeDomain_F040AE6FF20618A4EBD485DB381CD49B" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_InternetPatentsCorporationfkaInsWebv.Tree.comInc.Member" xlink:label="loc_tree_InternetPatentsCorporationfkaInsWebv.Tree.comInc.Member_7163A685E0E8AD54586F85DB381C4090" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_F040AE6FF20618A4EBD485DB381CD49B" xlink:to="loc_tree_InternetPatentsCorporationfkaInsWebv.Tree.comInc.Member_7163A685E0E8AD54586F85DB381C4090" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_TheMoneySuiteCompanyvs.LendingTreeLLCMember" xlink:label="loc_tree_TheMoneySuiteCompanyvs.LendingTreeLLCMember_C144321A3B052C55E42885DB381C1045" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_F040AE6FF20618A4EBD485DB381CD49B" xlink:to="loc_tree_TheMoneySuiteCompanyvs.LendingTreeLLCMember_C144321A3B052C55E42885DB381C1045" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LijkelDijkstrav.HarryCarenbauerHomeLoanCenterIncMember" xlink:label="loc_tree_LijkelDijkstrav.HarryCarenbauerHomeLoanCenterIncMember_2797E1B20D33F77BDFC685DB381CC818" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_F040AE6FF20618A4EBD485DB381CD49B" xlink:to="loc_tree_LijkelDijkstrav.HarryCarenbauerHomeLoanCenterIncMember_2797E1B20D33F77BDFC685DB381CC818" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_Boschmav.HomeLoanCenterInc.Member" xlink:label="loc_tree_Boschmav.HomeLoanCenterInc.Member_D02A261312B01F9BC10785DB381CDA04" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_F040AE6FF20618A4EBD485DB381CD49B" xlink:to="loc_tree_Boschmav.HomeLoanCenterInc.Member_D02A261312B01F9BC10785DB381CDA04" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LendingTreev.ZillowInc.Member" xlink:label="loc_tree_LendingTreev.ZillowInc.Member_A489C427DEF7B6AA995A85DB381CBA8E" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_F040AE6FF20618A4EBD485DB381CD49B" xlink:to="loc_tree_LendingTreev.ZillowInc.Member_A489C427DEF7B6AA995A85DB381CBA8E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingenciesByNatureOfContingencyAxis" xlink:label="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_5D3C2B1ADBAE7A974AE185DB381CEDD8" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_A3100AE6B9EC0E68EFDD85DB381C3843" xlink:to="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_5D3C2B1ADBAE7A974AE185DB381CEDD8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_B81D0093440319BB7B3185DB381CE783_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_5D3C2B1ADBAE7A974AE185DB381CEDD8" xlink:to="loc_us-gaap_LossContingencyNatureDomain_B81D0093440319BB7B3185DB381CE783_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_B81D0093440319BB7B3185DB381CE783" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_5D3C2B1ADBAE7A974AE185DB381CEDD8" xlink:to="loc_us-gaap_LossContingencyNatureDomain_B81D0093440319BB7B3185DB381CE783" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_UnfavorableRegulatoryActionMember" xlink:label="loc_us-gaap_UnfavorableRegulatoryActionMember_0088B053D627FE57A65685DB381C1A09" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingencyNatureDomain_B81D0093440319BB7B3185DB381CE783" xlink:to="loc_us-gaap_UnfavorableRegulatoryActionMember_0088B053D627FE57A65685DB381C1A09" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_0A38434ADD082AED594285DB381CB673" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_A3100AE6B9EC0E68EFDD85DB381C3843" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_0A38434ADD082AED594285DB381CB673" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_2B928701C2A2B436DBBE85DB381CAA46_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_0A38434ADD082AED594285DB381CB673" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_2B928701C2A2B436DBBE85DB381CAA46_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_2B928701C2A2B436DBBE85DB381CAA46" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_0A38434ADD082AED594285DB381CB673" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_2B928701C2A2B436DBBE85DB381CAA46" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SubsequentEventMember" xlink:label="loc_us-gaap_SubsequentEventMember_45CD3B287FF83CB1089885DB381CDE5D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_2B928701C2A2B436DBBE85DB381CAA46" xlink:to="loc_us-gaap_SubsequentEventMember_45CD3B287FF83CB1089885DB381CDE5D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LitigationReserve" xlink:label="loc_us-gaap_LitigationReserve_9D4935BBB2C58AA46BB985DB381CF0C1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_3E11AF29F3BDA35A1C3185DB381C7D52" xlink:to="loc_us-gaap_LitigationReserve_9D4935BBB2C58AA46BB985DB381CF0C1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LitigationSettlementAmount" xlink:label="loc_us-gaap_LitigationSettlementAmount_C362941F279F282C0D9A85DB381CA367" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_3E11AF29F3BDA35A1C3185DB381C7D52" xlink:to="loc_us-gaap_LitigationSettlementAmount_C362941F279F282C0D9A85DB381CA367" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingencyRangeOfPossibleLossMinimum" xlink:label="loc_us-gaap_LossContingencyRangeOfPossibleLossMinimum_F9A9FF149F0CF89D891985DB381C1569" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_3E11AF29F3BDA35A1C3185DB381C7D52" xlink:to="loc_us-gaap_LossContingencyRangeOfPossibleLossMinimum_F9A9FF149F0CF89D891985DB381C1569" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingencyRangeOfPossibleLossMaximum" xlink:label="loc_us-gaap_LossContingencyRangeOfPossibleLossMaximum_77242991D937458C307A85DB381C0886" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_3E11AF29F3BDA35A1C3185DB381C7D52" xlink:to="loc_us-gaap_LossContingencyRangeOfPossibleLossMaximum_77242991D937458C307A85DB381C0886" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_NumberofPatentsAllegedInfringedUponMaximum" xlink:label="loc_tree_NumberofPatentsAllegedInfringedUponMaximum_DBFDF34498F1BADCB62F85DB381CE7A2" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_3E11AF29F3BDA35A1C3185DB381C7D52" xlink:to="loc_tree_NumberofPatentsAllegedInfringedUponMaximum_DBFDF34498F1BADCB62F85DB381CE7A2" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LossContingencyNumberofPatentsFoundNotInfringedUpon" xlink:label="loc_tree_LossContingencyNumberofPatentsFoundNotInfringedUpon_76993492DAD1663EA7C785DB381CFE6D" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_3E11AF29F3BDA35A1C3185DB381C7D52" xlink:to="loc_tree_LossContingencyNumberofPatentsFoundNotInfringedUpon_76993492DAD1663EA7C785DB381CFE6D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingencyNewClaimsFiledNumber" xlink:label="loc_us-gaap_LossContingencyNewClaimsFiledNumber_D39B60F11E1B5B45386985DB381C4791" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_3E11AF29F3BDA35A1C3185DB381C7D52" xlink:to="loc_us-gaap_LossContingencyNewClaimsFiledNumber_D39B60F11E1B5B45386985DB381C4791" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingencyClaimsSettledAndDismissedNumber" xlink:label="loc_us-gaap_LossContingencyClaimsSettledAndDismissedNumber_C9CD14E902B5244E133F85DB381CEBD2" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_3E11AF29F3BDA35A1C3185DB381C7D52" xlink:to="loc_us-gaap_LossContingencyClaimsSettledAndDismissedNumber_C9CD14E902B5244E133F85DB381CEBD2" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_NumberOfJoiningRegulators" xlink:label="loc_tree_NumberOfJoiningRegulators_FDA824BF80CD5B2B447B85DB381C7A42" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_3E11AF29F3BDA35A1C3185DB381C7D52" xlink:to="loc_tree_NumberOfJoiningRegulators_FDA824BF80CD5B2B447B85DB381C7A42" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/DiscontinuedOperations" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/DiscontinuedOperationsDetailsDisposalGroups" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_B0207B7DE095424278FD435EAA2D39BD" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_F3531815D7357FA84450435EAA2DA6AE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_B0207B7DE095424278FD435EAA2D39BD" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_F3531815D7357FA84450435EAA2DA6AE" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_BC6F832764740D324F41435EAA2D5899" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_F3531815D7357FA84450435EAA2DA6AE" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_BC6F832764740D324F41435EAA2D5899" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_967D5C41C640E09350D0435EAA2D8466_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_BC6F832764740D324F41435EAA2D5899" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_967D5C41C640E09350D0435EAA2D8466_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_967D5C41C640E09350D0435EAA2D8466" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_BC6F832764740D324F41435EAA2D5899" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_967D5C41C640E09350D0435EAA2D8466" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LendingTreeLoansMember" xlink:label="loc_tree_LendingTreeLoansMember_CF38EA84322566E9D357435EAA2DC427" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_967D5C41C640E09350D0435EAA2D8466" xlink:to="loc_tree_LendingTreeLoansMember_CF38EA84322566E9D357435EAA2DC427" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CounterpartyNameAxis" xlink:label="loc_us-gaap_CounterpartyNameAxis_2A9472FBE69D1B9C9599435EAA2DA4A9" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_F3531815D7357FA84450435EAA2DA6AE" xlink:to="loc_us-gaap_CounterpartyNameAxis_2A9472FBE69D1B9C9599435EAA2DA4A9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RepurchaseAgreementCounterpartyNameDomain" xlink:label="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_69B7047F81F68F658A08435EAA2D9894_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CounterpartyNameAxis_2A9472FBE69D1B9C9599435EAA2DA4A9" xlink:to="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_69B7047F81F68F658A08435EAA2D9894_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RepurchaseAgreementCounterpartyNameDomain" xlink:label="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_69B7047F81F68F658A08435EAA2D9894" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CounterpartyNameAxis_2A9472FBE69D1B9C9599435EAA2DA4A9" xlink:to="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_69B7047F81F68F658A08435EAA2D9894" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_DiscoverBankMember" xlink:label="loc_tree_DiscoverBankMember_F05800C51A418F4B7AA2435EAA2D2F59" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_69B7047F81F68F658A08435EAA2D9894" xlink:to="loc_tree_DiscoverBankMember_F05800C51A418F4B7AA2435EAA2D2F59" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LossContingencySettlementValue" xlink:label="loc_tree_LossContingencySettlementValue_2EEB3A616568AFFEB048435EAA2D74FF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_B0207B7DE095424278FD435EAA2D39BD" xlink:to="loc_tree_LossContingencySettlementValue_2EEB3A616568AFFEB048435EAA2D74FF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DisposalGroupNotDiscontinuedOperationIncomeStatementDisclosuresAbstract" xlink:label="loc_us-gaap_DisposalGroupNotDiscontinuedOperationIncomeStatementDisclosuresAbstract_EB3D8EC663D89460484D435EAA2DA169" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_B0207B7DE095424278FD435EAA2D39BD" xlink:to="loc_us-gaap_DisposalGroupNotDiscontinuedOperationIncomeStatementDisclosuresAbstract_EB3D8EC663D89460484D435EAA2DA169" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_F02DDCE913AD7C614394435EAA2D2F14" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupNotDiscontinuedOperationIncomeStatementDisclosuresAbstract_EB3D8EC663D89460484D435EAA2DA169" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_F02DDCE913AD7C614394435EAA2D2F14" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax" xlink:label="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_4676C163F2A8CE707D17435EAA2DEF98" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupNotDiscontinuedOperationIncomeStatementDisclosuresAbstract_EB3D8EC663D89460484D435EAA2DA169" xlink:to="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_4676C163F2A8CE707D17435EAA2DEF98" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation" xlink:label="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_C007456801E556D842F3435EAA2D33A0" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupNotDiscontinuedOperationIncomeStatementDisclosuresAbstract_EB3D8EC663D89460484D435EAA2DA169" xlink:to="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_C007456801E556D842F3435EAA2D33A0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DiscontinuedOperationTaxEffectOfIncomeLossFromDisposalOfDiscontinuedOperation" xlink:label="loc_us-gaap_DiscontinuedOperationTaxEffectOfIncomeLossFromDisposalOfDiscontinuedOperation_30556DDBFD743CC24F81435EAA2DAD35" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupNotDiscontinuedOperationIncomeStatementDisclosuresAbstract_EB3D8EC663D89460484D435EAA2DA169" xlink:to="loc_us-gaap_DiscontinuedOperationTaxEffectOfIncomeLossFromDisposalOfDiscontinuedOperation_30556DDBFD743CC24F81435EAA2DAD35" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_EBBC769D6C0DD98D0B18435EAA2DD333" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupNotDiscontinuedOperationIncomeStatementDisclosuresAbstract_EB3D8EC663D89460484D435EAA2DA169" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_EBBC769D6C0DD98D0B18435EAA2DD333" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_8C3B9E605479C2D65B09435EAA2DC429" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_B0207B7DE095424278FD435EAA2D39BD" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_8C3B9E605479C2D65B09435EAA2DC429" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:label="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_1A1C4E9AC7E4327AC905435EAA2DA159" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_8C3B9E605479C2D65B09435EAA2DC429" xlink:to="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_1A1C4E9AC7E4327AC905435EAA2DA159" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent_559F885EDFC1B3EDBCEC435EAA2D4738" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_8C3B9E605479C2D65B09435EAA2DC429" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent_559F885EDFC1B3EDBCEC435EAA2D4738" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_7ACC3D5C002B52B90175435EAA2DFC99" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_8C3B9E605479C2D65B09435EAA2DC429" xlink:to="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_7ACC3D5C002B52B90175435EAA2DFC99" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent_6010B8E420F4C7828925435EAA2DE255" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_8C3B9E605479C2D65B09435EAA2DC429" xlink:to="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent_6010B8E420F4C7828925435EAA2DE255" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_AssetsLiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNet" xlink:label="loc_tree_AssetsLiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNet_3A4122CB66B519B0A761435EAA2D554E" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_8C3B9E605479C2D65B09435EAA2DC429" xlink:to="loc_tree_AssetsLiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNet_3A4122CB66B519B0A761435EAA2D554E" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/DiscontinuedOperationsDetailsLoanLossReserve" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="loc_us-gaap_LossContingenciesLineItems_FEAD3CAD7A3F0D0B8B67E99441F9E921" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingenciesTable" xlink:label="loc_us-gaap_LossContingenciesTable_AD652E6275BBC692EA52E99441F92C73" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LossContingenciesLineItems_FEAD3CAD7A3F0D0B8B67E99441F9E921" xlink:to="loc_us-gaap_LossContingenciesTable_AD652E6275BBC692EA52E99441F92C73" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CounterpartyNameAxis" xlink:label="loc_us-gaap_CounterpartyNameAxis_C1B993B8EDCACB98A7A0E99441F9E283" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_AD652E6275BBC692EA52E99441F92C73" xlink:to="loc_us-gaap_CounterpartyNameAxis_C1B993B8EDCACB98A7A0E99441F9E283" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RepurchaseAgreementCounterpartyNameDomain" xlink:label="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_F2A1C61CFDB621669B1AE99441F99CC8_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CounterpartyNameAxis_C1B993B8EDCACB98A7A0E99441F9E283" xlink:to="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_F2A1C61CFDB621669B1AE99441F99CC8_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RepurchaseAgreementCounterpartyNameDomain" xlink:label="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_F2A1C61CFDB621669B1AE99441F99CC8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CounterpartyNameAxis_C1B993B8EDCACB98A7A0E99441F9E283" xlink:to="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_F2A1C61CFDB621669B1AE99441F99CC8" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_DiscoverBankMember" xlink:label="loc_tree_DiscoverBankMember_7FECD873EB8EB62287DEE99441F95DD4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_F2A1C61CFDB621669B1AE99441F99CC8" xlink:to="loc_tree_DiscoverBankMember_7FECD873EB8EB62287DEE99441F95DD4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingenciesByNatureOfContingencyAxis" xlink:label="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_CA855D4FEE8D367DED1FE99441F9B6E8" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_AD652E6275BBC692EA52E99441F92C73" xlink:to="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_CA855D4FEE8D367DED1FE99441F9B6E8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_411E452099890653EB74E99441F9B4D6_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_CA855D4FEE8D367DED1FE99441F9B6E8" xlink:to="loc_us-gaap_LossContingencyNatureDomain_411E452099890653EB74E99441F9B4D6_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_411E452099890653EB74E99441F9B4D6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_CA855D4FEE8D367DED1FE99441F9B6E8" xlink:to="loc_us-gaap_LossContingencyNatureDomain_411E452099890653EB74E99441F9B4D6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ObligationToRepurchaseReceivablesSoldMember" xlink:label="loc_us-gaap_ObligationToRepurchaseReceivablesSoldMember_2E03676FB45582BA6CA9E99441F91CD2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingencyNatureDomain_411E452099890653EB74E99441F9B4D6" xlink:to="loc_us-gaap_ObligationToRepurchaseReceivablesSoldMember_2E03676FB45582BA6CA9E99441F91CD2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_908BA4CAD882CF81D763E99441F989FD" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_AD652E6275BBC692EA52E99441F92C73" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_908BA4CAD882CF81D763E99441F989FD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_9164D17EB7B69AEE454AE99441F90A5B_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_908BA4CAD882CF81D763E99441F989FD" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_9164D17EB7B69AEE454AE99441F90A5B_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_9164D17EB7B69AEE454AE99441F90A5B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_908BA4CAD882CF81D763E99441F989FD" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_9164D17EB7B69AEE454AE99441F90A5B" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LendingTreeLoansMember" xlink:label="loc_tree_LendingTreeLoansMember_D0A05977B0B3227FFC3BE99441F9FFFA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_9164D17EB7B69AEE454AE99441F90A5B" xlink:to="loc_tree_LendingTreeLoansMember_D0A05977B0B3227FFC3BE99441F9FFFA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementOperatingActivitiesSegmentAxis" xlink:label="loc_us-gaap_StatementOperatingActivitiesSegmentAxis_5F8268B6BC6A5A945E2EE99441F96DE9" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_AD652E6275BBC692EA52E99441F92C73" xlink:to="loc_us-gaap_StatementOperatingActivitiesSegmentAxis_5F8268B6BC6A5A945E2EE99441F96DE9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SegmentOperatingActivitiesDomain" xlink:label="loc_us-gaap_SegmentOperatingActivitiesDomain_732C394EAA825422FC98E99441F900DB_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementOperatingActivitiesSegmentAxis_5F8268B6BC6A5A945E2EE99441F96DE9" xlink:to="loc_us-gaap_SegmentOperatingActivitiesDomain_732C394EAA825422FC98E99441F900DB_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SegmentOperatingActivitiesDomain" xlink:label="loc_us-gaap_SegmentOperatingActivitiesDomain_732C394EAA825422FC98E99441F900DB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementOperatingActivitiesSegmentAxis_5F8268B6BC6A5A945E2EE99441F96DE9" xlink:to="loc_us-gaap_SegmentOperatingActivitiesDomain_732C394EAA825422FC98E99441F900DB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SegmentDiscontinuedOperationsMember" xlink:label="loc_us-gaap_SegmentDiscontinuedOperationsMember_B5451ECA87A45BC928A4E99441F94EC5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentOperatingActivitiesDomain_732C394EAA825422FC98E99441F900DB" xlink:to="loc_us-gaap_SegmentDiscontinuedOperationsMember_B5451ECA87A45BC928A4E99441F94EC5" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_PeriodOfLoanSalesAxis" xlink:label="loc_tree_PeriodOfLoanSalesAxis_2730BE9373CCCBA02018E99441F9A55B" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_AD652E6275BBC692EA52E99441F92C73" xlink:to="loc_tree_PeriodOfLoanSalesAxis_2730BE9373CCCBA02018E99441F9A55B" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_PeriodOfLoanSalesDomain" xlink:label="loc_tree_PeriodOfLoanSalesDomain_1DF8D0AAFE66978CDF31E99441F9C4EB_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_tree_PeriodOfLoanSalesAxis_2730BE9373CCCBA02018E99441F9A55B" xlink:to="loc_tree_PeriodOfLoanSalesDomain_1DF8D0AAFE66978CDF31E99441F9C4EB_default" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_PeriodOfLoanSalesDomain" xlink:label="loc_tree_PeriodOfLoanSalesDomain_1DF8D0AAFE66978CDF31E99441F9C4EB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_tree_PeriodOfLoanSalesAxis_2730BE9373CCCBA02018E99441F9A55B" xlink:to="loc_tree_PeriodOfLoanSalesDomain_1DF8D0AAFE66978CDF31E99441F9C4EB" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LoanSalesin2014MemberDomain" xlink:label="loc_tree_LoanSalesin2014MemberDomain_3926EB90D3CF1C51DAE2E99441F91628" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_PeriodOfLoanSalesDomain_1DF8D0AAFE66978CDF31E99441F9C4EB" xlink:to="loc_tree_LoanSalesin2014MemberDomain_3926EB90D3CF1C51DAE2E99441F91628" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LoanSalesIn2013Member" xlink:label="loc_tree_LoanSalesIn2013Member_44F9CADF8EFB5C658D2BE99441F9C5A8" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_PeriodOfLoanSalesDomain_1DF8D0AAFE66978CDF31E99441F9C4EB" xlink:to="loc_tree_LoanSalesIn2013Member_44F9CADF8EFB5C658D2BE99441F9C5A8" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LoanSalesIn2012Member" xlink:label="loc_tree_LoanSalesIn2012Member_699429DDE72EB6774376E99441F9ECA9" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_PeriodOfLoanSalesDomain_1DF8D0AAFE66978CDF31E99441F9C4EB" xlink:to="loc_tree_LoanSalesIn2012Member_699429DDE72EB6774376E99441F9ECA9" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LoanSalesIn2011Member" xlink:label="loc_tree_LoanSalesIn2011Member_A17DC87F792DCDCE4B3BE99441F9B82A" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_PeriodOfLoanSalesDomain_1DF8D0AAFE66978CDF31E99441F9C4EB" xlink:to="loc_tree_LoanSalesIn2011Member_A17DC87F792DCDCE4B3BE99441F9B82A" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LoanSalesIn2010Member" xlink:label="loc_tree_LoanSalesIn2010Member_6EEAC71205A9093BCCA1E99441F9A49F" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_PeriodOfLoanSalesDomain_1DF8D0AAFE66978CDF31E99441F9C4EB" xlink:to="loc_tree_LoanSalesIn2010Member_6EEAC71205A9093BCCA1E99441F9A49F" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LoanSalesIn2009Member" xlink:label="loc_tree_LoanSalesIn2009Member_CB16D6A1AD01C656CF5EE99441F9C534" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_PeriodOfLoanSalesDomain_1DF8D0AAFE66978CDF31E99441F9C4EB" xlink:to="loc_tree_LoanSalesIn2009Member_CB16D6A1AD01C656CF5EE99441F9C534" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LoanSalesIn2008Member" xlink:label="loc_tree_LoanSalesIn2008Member_13161AEFBFD922C4BA94E99441F9E5FB" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_PeriodOfLoanSalesDomain_1DF8D0AAFE66978CDF31E99441F9C4EB" xlink:to="loc_tree_LoanSalesIn2008Member_13161AEFBFD922C4BA94E99441F9E5FB" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LoanSalesIn2007Member" xlink:label="loc_tree_LoanSalesIn2007Member_FC8DAF77A7F695686012E99441F9910B" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_PeriodOfLoanSalesDomain_1DF8D0AAFE66978CDF31E99441F9C4EB" xlink:to="loc_tree_LoanSalesIn2007Member_FC8DAF77A7F695686012E99441F9910B" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LoanSalesIn2006Member" xlink:label="loc_tree_LoanSalesIn2006Member_E9087C8A33366FC14E99E99441F9CDCA" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_PeriodOfLoanSalesDomain_1DF8D0AAFE66978CDF31E99441F9C4EB" xlink:to="loc_tree_LoanSalesIn2006Member_E9087C8A33366FC14E99E99441F9CDCA" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LoanSalesIn2005AndPriorYearsMember" xlink:label="loc_tree_LoanSalesIn2005AndPriorYearsMember_2A6752921C8578BF5BADE99441F95581" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_PeriodOfLoanSalesDomain_1DF8D0AAFE66978CDF31E99441F9C4EB" xlink:to="loc_tree_LoanSalesIn2005AndPriorYearsMember_2A6752921C8578BF5BADE99441F95581" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_F512EA73A82750F10495E99441F921F7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_FEAD3CAD7A3F0D0B8B67E99441F9E921" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_F512EA73A82750F10495E99441F921F7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingencyAccrualAtCarryingValue" xlink:label="loc_us-gaap_LossContingencyAccrualAtCarryingValue_DE723E262F153F5F486CE99441F90774" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_FEAD3CAD7A3F0D0B8B67E99441F9E921" xlink:to="loc_us-gaap_LossContingencyAccrualAtCarryingValue_DE723E262F153F5F486CE99441F90774" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingencyRangeOfPossibleLossMinimum" xlink:label="loc_us-gaap_LossContingencyRangeOfPossibleLossMinimum_A067949F4137C0C75103E99441F91060" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_FEAD3CAD7A3F0D0B8B67E99441F9E921" xlink:to="loc_us-gaap_LossContingencyRangeOfPossibleLossMinimum_A067949F4137C0C75103E99441F91060" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingencyRangeOfPossibleLossMaximum" xlink:label="loc_us-gaap_LossContingencyRangeOfPossibleLossMaximum_018DA057FC21684827ABE99441F9729B" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_FEAD3CAD7A3F0D0B8B67E99441F9E921" xlink:to="loc_us-gaap_LossContingencyRangeOfPossibleLossMaximum_018DA057FC21684827ABE99441F9729B" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_GuaranteeObligationsNumberOfInvestorsToWhomLoansGuaranteed" xlink:label="loc_tree_GuaranteeObligationsNumberOfInvestorsToWhomLoansGuaranteed_9B73914C6763DAC0ED87E99441F949B5" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_FEAD3CAD7A3F0D0B8B67E99441F9E921" xlink:to="loc_tree_GuaranteeObligationsNumberOfInvestorsToWhomLoansGuaranteed_9B73914C6763DAC0ED87E99441F949B5" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LossContingenciesNumberOfLoansSold" xlink:label="loc_tree_LossContingenciesNumberOfLoansSold_28988A0AAD5E7A445656E99441F96109" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_FEAD3CAD7A3F0D0B8B67E99441F9E921" xlink:to="loc_tree_LossContingenciesNumberOfLoansSold_28988A0AAD5E7A445656E99441F96109" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LossContingenciesOriginalPrincipalBalance" xlink:label="loc_tree_LossContingenciesOriginalPrincipalBalance_5210691D98F495900E93E99441F9A226" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_FEAD3CAD7A3F0D0B8B67E99441F9E921" xlink:to="loc_tree_LossContingenciesOriginalPrincipalBalance_5210691D98F495900E93E99441F9A226" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LossContingenciesNumberOfLoansSoldWithLosses" xlink:label="loc_tree_LossContingenciesNumberOfLoansSoldWithLosses_E5922A3530AC1340111CE99441F99D8E" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_FEAD3CAD7A3F0D0B8B67E99441F9E921" xlink:to="loc_tree_LossContingenciesNumberOfLoansSoldWithLosses_E5922A3530AC1340111CE99441F99D8E" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LossContingenciesOriginalPrincipalBalanceWithLosses" xlink:label="loc_tree_LossContingenciesOriginalPrincipalBalanceWithLosses_EDE7D9FEEE8FB7C2A9E5E99441F902B4" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_FEAD3CAD7A3F0D0B8B67E99441F9E921" xlink:to="loc_tree_LossContingenciesOriginalPrincipalBalanceWithLosses_EDE7D9FEEE8FB7C2A9E5E99441F902B4" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LossContingenciesAggregateLoanLosses" xlink:label="loc_tree_LossContingenciesAggregateLoanLosses_AF83433AA0C78FA28A35E99441F97F20" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_FEAD3CAD7A3F0D0B8B67E99441F9E921" xlink:to="loc_tree_LossContingenciesAggregateLoanLosses_AF83433AA0C78FA28A35E99441F97F20" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingencyAccrualRollForward" xlink:label="loc_us-gaap_LossContingencyAccrualRollForward_8C7DAA5A2D8C95D181A7E99441F9EE1A" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_FEAD3CAD7A3F0D0B8B67E99441F9E921" xlink:to="loc_us-gaap_LossContingencyAccrualRollForward_8C7DAA5A2D8C95D181A7E99441F9EE1A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingencyAccrualProvision" xlink:label="loc_us-gaap_LossContingencyAccrualProvision_F574FA6DBCAA8B74626DE99441F9660A" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingencyAccrualRollForward_8C7DAA5A2D8C95D181A7E99441F9EE1A" xlink:to="loc_us-gaap_LossContingencyAccrualProvision_F574FA6DBCAA8B74626DE99441F9660A" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LossContingencyAccrualCarryingValueChargeOffs" xlink:label="loc_tree_LossContingencyAccrualCarryingValueChargeOffs_E2A0D6D42172E73C7B64E99441F9DDD3" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingencyAccrualRollForward_8C7DAA5A2D8C95D181A7E99441F9EE1A" xlink:to="loc_tree_LossContingencyAccrualCarryingValueChargeOffs_E2A0D6D42172E73C7B64E99441F9DDD3" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/DiscontinuedOperationsTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_4A0AD44316659A2E2474E99441F97870" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_85FBFDFE8A75A3792E32E99441F92009" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_4A0AD44316659A2E2474E99441F97870" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_85FBFDFE8A75A3792E32E99441F92009" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_25C7CC2BECC3C3FE5EADE99441F910B4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_85FBFDFE8A75A3792E32E99441F92009" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_25C7CC2BECC3C3FE5EADE99441F910B4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_EF55363DC0CB622EB770E99441F926AC_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_25C7CC2BECC3C3FE5EADE99441F910B4" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_EF55363DC0CB622EB770E99441F926AC_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_EF55363DC0CB622EB770E99441F926AC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_25C7CC2BECC3C3FE5EADE99441F910B4" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_EF55363DC0CB622EB770E99441F926AC" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LendingTreeLoansMember" xlink:label="loc_tree_LendingTreeLoansMember_A671298C2A5D59A9B850E99441F9F30E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_EF55363DC0CB622EB770E99441F926AC" xlink:to="loc_tree_LendingTreeLoansMember_A671298C2A5D59A9B850E99441F9F30E" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementTableTextBlock" xlink:label="loc_tree_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementTableTextBlock_E1BD82AE0C3F049F5ECCE99441F9A5F0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_4A0AD44316659A2E2474E99441F97870" xlink:to="loc_tree_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementTableTextBlock_E1BD82AE0C3F049F5ECCE99441F9A5F0" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsBalanceSheetTableTextBlock" xlink:label="loc_tree_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsBalanceSheetTableTextBlock_122955793D7352F44232E99441F99814" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_4A0AD44316659A2E2474E99441F97870" xlink:to="loc_tree_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsBalanceSheetTableTextBlock_122955793D7352F44232E99441F99814" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_ScheduleOfLoanSoldAndAggregateLoanLossesTableTextBlock" xlink:label="loc_tree_ScheduleOfLoanSoldAndAggregateLoanLossesTableTextBlock_5F3F6EA11E361EB8F760E99441F91738" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_4A0AD44316659A2E2474E99441F97870" xlink:to="loc_tree_ScheduleOfLoanSoldAndAggregateLoanLossesTableTextBlock_5F3F6EA11E361EB8F760E99441F91738" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_ScheduleOfActivityInLossReservesOnLoansSoldTableTextBlock" xlink:label="loc_tree_ScheduleOfActivityInLossReservesOnLoansSoldTableTextBlock_149514AE29AD2832F8D9E99441F9D3E5" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_4A0AD44316659A2E2474E99441F97870" xlink:to="loc_tree_ScheduleOfActivityInLossReservesOnLoansSoldTableTextBlock_149514AE29AD2832F8D9E99441F9D3E5" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/DocumentAndEntityInformation" xlink:type="extended">
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityInformationLineItems" xlink:label="loc_dei_EntityInformationLineItems_1B5FE7FA00503A0BAE6BE99441BA8DF2" xlink:type="locator" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntitiesTable" xlink:label="loc_dei_EntitiesTable_BDA0CF4EEAE57FC1E775E99441BA9A11" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_EntityInformationLineItems_1B5FE7FA00503A0BAE6BE99441BA8DF2" xlink:to="loc_dei_EntitiesTable_BDA0CF4EEAE57FC1E775E99441BA9A11" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_4F62414A0B649B011326E99441BAFAD2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_EntitiesTable_BDA0CF4EEAE57FC1E775E99441BA9A11" xlink:to="loc_dei_LegalEntityAxis_4F62414A0B649B011326E99441BAFAD2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_422ADAFF70352CD58548E99441BAAFF7_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_4F62414A0B649B011326E99441BAFAD2" xlink:to="loc_dei_EntityDomain_422ADAFF70352CD58548E99441BAAFF7_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_422ADAFF70352CD58548E99441BAAFF7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_4F62414A0B649B011326E99441BAFAD2" xlink:to="loc_dei_EntityDomain_422ADAFF70352CD58548E99441BAAFF7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityRegistrantName" xlink:label="loc_dei_EntityRegistrantName_ADD04E413AE5DD13B60EE99441BA848B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_1B5FE7FA00503A0BAE6BE99441BA8DF2" xlink:to="loc_dei_EntityRegistrantName_ADD04E413AE5DD13B60EE99441BA848B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="loc_dei_EntityCentralIndexKey_1A7FE3352BD817F4F044E99441BA2E99" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_1B5FE7FA00503A0BAE6BE99441BA8DF2" xlink:to="loc_dei_EntityCentralIndexKey_1A7FE3352BD817F4F044E99441BA2E99" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentType" xlink:label="loc_dei_DocumentType_85B2D5DD2CE173498627E99441BADABC" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_1B5FE7FA00503A0BAE6BE99441BA8DF2" xlink:to="loc_dei_DocumentType_85B2D5DD2CE173498627E99441BADABC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_dei_DocumentPeriodEndDate_CFD14E03CA0D7F1788FFE99441BA1960" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_1B5FE7FA00503A0BAE6BE99441BA8DF2" xlink:to="loc_dei_DocumentPeriodEndDate_CFD14E03CA0D7F1788FFE99441BA1960" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_dei_AmendmentFlag_D0B3D9DFF3370ABD542CE99441BAE1E5" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_1B5FE7FA00503A0BAE6BE99441BA8DF2" xlink:to="loc_dei_AmendmentFlag_D0B3D9DFF3370ABD542CE99441BAE1E5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_dei_CurrentFiscalYearEndDate_D7CCA4EFD4DE00DECFC1E99441BA4502" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_1B5FE7FA00503A0BAE6BE99441BA8DF2" xlink:to="loc_dei_CurrentFiscalYearEndDate_D7CCA4EFD4DE00DECFC1E99441BA4502" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="loc_dei_EntityCurrentReportingStatus_F3245E542A295F02B434E99441BAF2E1" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_1B5FE7FA00503A0BAE6BE99441BA8DF2" xlink:to="loc_dei_EntityCurrentReportingStatus_F3245E542A295F02B434E99441BAF2E1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityFilerCategory" xlink:label="loc_dei_EntityFilerCategory_BE192A62128057518567E99441BABB2B" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_1B5FE7FA00503A0BAE6BE99441BA8DF2" xlink:to="loc_dei_EntityFilerCategory_BE192A62128057518567E99441BABB2B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_A416960C168EEE27B5CEE99441BAB63A" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_1B5FE7FA00503A0BAE6BE99441BA8DF2" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_A416960C168EEE27B5CEE99441BAB63A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_dei_DocumentFiscalYearFocus_A2B4DDA7B703811B303FE99441BA6EB7" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_1B5FE7FA00503A0BAE6BE99441BA8DF2" xlink:to="loc_dei_DocumentFiscalYearFocus_A2B4DDA7B703811B303FE99441BA6EB7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_dei_DocumentFiscalPeriodFocus_3488967C50183A4EB28FE99441BA12AA" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_1B5FE7FA00503A0BAE6BE99441BA8DF2" xlink:to="loc_dei_DocumentFiscalPeriodFocus_3488967C50183A4EB28FE99441BA12AA" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/GoodwillAndIntangibleAssets" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/GoodwillAndIntangibleAssetsDetails5YrDefiniteLivedIntangiblesAmortization" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/GoodwillAndIntangibleAssetsDetailsBalanceSheet" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/GoodwillAndIntangibleAssetsDetailsDefiniteLivedIntangibles" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_CA78C994CE57C4F803D285E781A53184" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_29A6862037A911766F5285E781A5C284" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_CA78C994CE57C4F803D285E781A53184" xlink:to="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_29A6862037A911766F5285E781A5C284" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_040C4EBB88CE00FB004185E781A514FD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_29A6862037A911766F5285E781A5C284" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_040C4EBB88CE00FB004185E781A514FD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_5E3C533A5D8D1EE3DF4585E781A5F74C_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_040C4EBB88CE00FB004185E781A514FD" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_5E3C533A5D8D1EE3DF4585E781A5F74C_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_5E3C533A5D8D1EE3DF4585E781A5F74C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_040C4EBB88CE00FB004185E781A514FD" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_5E3C533A5D8D1EE3DF4585E781A5F74C" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_PurchaseAgreementsMember" xlink:label="loc_tree_PurchaseAgreementsMember_A9B7F3F54C61BA827F9F85E781A56DFE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_5E3C533A5D8D1EE3DF4585E781A5F74C" xlink:to="loc_tree_PurchaseAgreementsMember_A9B7F3F54C61BA827F9F85E781A56DFE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DevelopedTechnologyRightsMember" xlink:label="loc_us-gaap_DevelopedTechnologyRightsMember_A86AA3BFF059338E155985E781A5D447" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_5E3C533A5D8D1EE3DF4585E781A5F74C" xlink:to="loc_us-gaap_DevelopedTechnologyRightsMember_A86AA3BFF059338E155985E781A5D447" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CustomerListsMember" xlink:label="loc_us-gaap_CustomerListsMember_71D2CBB17A9D0BEB0E3785E781A5E168" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_5E3C533A5D8D1EE3DF4585E781A5F74C" xlink:to="loc_us-gaap_CustomerListsMember_71D2CBB17A9D0BEB0E3785E781A5E168" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_OtherIntangibleAssetsMember" xlink:label="loc_us-gaap_OtherIntangibleAssetsMember_19BBA165C3C88267E31285E781A5A495" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_5E3C533A5D8D1EE3DF4585E781A5F74C" xlink:to="loc_us-gaap_OtherIntangibleAssetsMember_19BBA165C3C88267E31285E781A5A495" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_20DFF0E098B48A1B33AB85E781A55FD8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_CA78C994CE57C4F803D285E781A53184" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesGross_20DFF0E098B48A1B33AB85E781A55FD8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationLiability" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationLiability_E6389130644B14EEBC0A85E781A5BC2E" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_CA78C994CE57C4F803D285E781A53184" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationLiability_E6389130644B14EEBC0A85E781A5BC2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferred1" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferred1_0D3D7D3172BD8A82B74A85E781A55741" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_CA78C994CE57C4F803D285E781A53184" xlink:to="loc_us-gaap_BusinessCombinationConsiderationTransferred1_0D3D7D3172BD8A82B74A85E781A55741" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueLow" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueLow_11E480078968C84B128A85E781A5AA87" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_CA78C994CE57C4F803D285E781A53184" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueLow_11E480078968C84B128A85E781A5AA87" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh_EA663512CA0174CA03EA85E781A51CAB" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_CA78C994CE57C4F803D285E781A53184" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh_EA663512CA0174CA03EA85E781A51CAB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FinitelivedIntangibleAssetsAcquired1" xlink:label="loc_us-gaap_FinitelivedIntangibleAssetsAcquired1_ADB380337DB3756A862085E781A500A8" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_CA78C994CE57C4F803D285E781A53184" xlink:to="loc_us-gaap_FinitelivedIntangibleAssetsAcquired1_ADB380337DB3756A862085E781A500A8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_445173E9CA65E0FD63B985E781A5F6A1" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_CA78C994CE57C4F803D285E781A53184" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_445173E9CA65E0FD63B985E781A5F6A1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_B7217F29521FD31285A385E781A513EF" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_CA78C994CE57C4F803D285E781A53184" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_B7217F29521FD31285A385E781A513EF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_379A386843B949116C2885E781B53B65" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_CA78C994CE57C4F803D285E781A53184" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_379A386843B949116C2885E781B53B65" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_0D553C6829E6C40458E785E781B513A7" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_CA78C994CE57C4F803D285E781A53184" xlink:to="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_0D553C6829E6C40458E785E781B513A7" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/GoodwillAndIntangibleAssetsTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/IncomeTaxes" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/IncomeTaxesDetails" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/IncomeTaxesTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/Organization" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/OrganizationDetailsDiscOps" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_B6AA6EAF2394F7ED72D0E994421858BF" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_28416B1C6BCF11646F5EE9944218A4FE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_B6AA6EAF2394F7ED72D0E994421858BF" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_28416B1C6BCF11646F5EE9944218A4FE" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_DC2D6405610FAA11FE0EE9944218ADE4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_28416B1C6BCF11646F5EE9944218A4FE" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_DC2D6405610FAA11FE0EE9944218ADE4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_904AD0E0C8B7997C7B11E9944218FBF4_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_DC2D6405610FAA11FE0EE9944218ADE4" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_904AD0E0C8B7997C7B11E9944218FBF4_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_904AD0E0C8B7997C7B11E9944218FBF4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_DC2D6405610FAA11FE0EE9944218ADE4" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_904AD0E0C8B7997C7B11E9944218FBF4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_9672F5F0E2D6D2E981C4E994421827BC" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_28416B1C6BCF11646F5EE9944218A4FE" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_9672F5F0E2D6D2E981C4E994421827BC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_0D294581E7660305DB3AE99442180E5B_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_9672F5F0E2D6D2E981C4E994421827BC" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_0D294581E7660305DB3AE99442180E5B_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_0D294581E7660305DB3AE99442180E5B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_9672F5F0E2D6D2E981C4E994421827BC" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_0D294581E7660305DB3AE99442180E5B" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_LendingTreeLoansMember" xlink:label="loc_tree_LendingTreeLoansMember_25CBAC6054B30998503EE9944218E8B9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_0D294581E7660305DB3AE99442180E5B" xlink:to="loc_tree_LendingTreeLoansMember_25CBAC6054B30998503EE9944218E8B9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CounterpartyNameAxis" xlink:label="loc_us-gaap_CounterpartyNameAxis_FD5CE8DC97DE8B5C51C6E99442186F43" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_28416B1C6BCF11646F5EE9944218A4FE" xlink:to="loc_us-gaap_CounterpartyNameAxis_FD5CE8DC97DE8B5C51C6E99442186F43" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RepurchaseAgreementCounterpartyNameDomain" xlink:label="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_E05393B49F5A1B0F8DA3E99442186833_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CounterpartyNameAxis_FD5CE8DC97DE8B5C51C6E99442186F43" xlink:to="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_E05393B49F5A1B0F8DA3E99442186833_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RepurchaseAgreementCounterpartyNameDomain" xlink:label="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_E05393B49F5A1B0F8DA3E99442186833" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CounterpartyNameAxis_FD5CE8DC97DE8B5C51C6E99442186F43" xlink:to="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_E05393B49F5A1B0F8DA3E99442186833" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_DiscoverBankMember" xlink:label="loc_tree_DiscoverBankMember_1E07D774F1B53575B8E2E994421894D4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_E05393B49F5A1B0F8DA3E99442186833" xlink:to="loc_tree_DiscoverBankMember_1E07D774F1B53575B8E2E994421894D4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis_8B1366FA177E8F00F077E9944218EC42" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_28416B1C6BCF11646F5EE9944218A4FE" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis_8B1366FA177E8F00F077E9944218EC42" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_2032169171ACDADAE5A4E994421847ED_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis_8B1366FA177E8F00F077E9944218EC42" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_2032169171ACDADAE5A4E994421847ED_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_2032169171ACDADAE5A4E994421847ED" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis_8B1366FA177E8F00F077E9944218EC42" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_2032169171ACDADAE5A4E994421847ED" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_EscrowDepositForSaleOfLTLMember" xlink:label="loc_tree_EscrowDepositForSaleOfLTLMember_41529DDA243F027BA025E9944218D169" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_2032169171ACDADAE5A4E994421847ED" xlink:to="loc_tree_EscrowDepositForSaleOfLTLMember_41529DDA243F027BA025E9944218D169" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SignificantAcquisitionsAndDisposalsAcquisitionCostsOrSaleProceeds" xlink:label="loc_us-gaap_SignificantAcquisitionsAndDisposalsAcquisitionCostsOrSaleProceeds_7966D44A695345D7942BE99442189D83" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_B6AA6EAF2394F7ED72D0E994421858BF" xlink:to="loc_us-gaap_SignificantAcquisitionsAndDisposalsAcquisitionCostsOrSaleProceeds_7966D44A695345D7942BE99442189D83" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_AssetPurchaseAgreementAmountReceivedPriorToClosing" xlink:label="loc_tree_AssetPurchaseAgreementAmountReceivedPriorToClosing_A1D595630AD6664303AAE9944218E382" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_B6AA6EAF2394F7ED72D0E994421858BF" xlink:to="loc_tree_AssetPurchaseAgreementAmountReceivedPriorToClosing_A1D595630AD6664303AAE9944218E382" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_AssetPurchaseAgreementAmountReceivedUponClosing" xlink:label="loc_tree_AssetPurchaseAgreementAmountReceivedUponClosing_B18A0F8F4911CF7025E7E9944218D458" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_B6AA6EAF2394F7ED72D0E994421858BF" xlink:to="loc_tree_AssetPurchaseAgreementAmountReceivedUponClosing_B18A0F8F4911CF7025E7E9944218D458" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_AssetPurchaseAgreementAmountReceivable" xlink:label="loc_tree_AssetPurchaseAgreementAmountReceivable_17D1E0B7F86F4BE26E5CE9944218FB33" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_B6AA6EAF2394F7ED72D0E994421858BF" xlink:to="loc_tree_AssetPurchaseAgreementAmountReceivable_17D1E0B7F86F4BE26E5CE9944218FB33" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax" xlink:label="loc_us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax_BA72F33F70A0096ADA34E994421887FD" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_B6AA6EAF2394F7ED72D0E994421858BF" xlink:to="loc_us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax_BA72F33F70A0096ADA34E994421887FD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_EAFD4668282D2B5E7010E9944218B509" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_B6AA6EAF2394F7ED72D0E994421858BF" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_EAFD4668282D2B5E7010E9944218B509" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_PeriodForWhichMarketingRelatedServicesAreProvided" xlink:label="loc_tree_PeriodForWhichMarketingRelatedServicesAreProvided_A3B8C2D469043646BDA0E99442188D4B" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_B6AA6EAF2394F7ED72D0E994421858BF" xlink:to="loc_tree_PeriodForWhichMarketingRelatedServicesAreProvided_A3B8C2D469043646BDA0E99442188D4B" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/RestrictedCashRestrictedCash" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/RestrictedCashRestrictedCashDetailsBalanceSheet" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsItemsLineItems" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsItemsLineItems_70B1703C67E7A91D222B81279C139DF5" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ScheduleOfRestrictedCashAndCashEquivalentsTable" xlink:label="loc_us-gaap_ScheduleOfRestrictedCashAndCashEquivalentsTable_F0317567F6CF2B796B3E81279C13E8DB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsItemsLineItems_70B1703C67E7A91D222B81279C139DF5" xlink:to="loc_us-gaap_ScheduleOfRestrictedCashAndCashEquivalentsTable_F0317567F6CF2B796B3E81279C13E8DB" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis_2036DE5C4370349B24B781279C1348CD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestrictedCashAndCashEquivalentsTable_F0317567F6CF2B796B3E81279C13E8DB" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis_2036DE5C4370349B24B781279C1348CD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_75C6AD272E870B9B300981279C138940_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis_2036DE5C4370349B24B781279C1348CD" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_75C6AD272E870B9B300981279C138940_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_75C6AD272E870B9B300981279C138940" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis_2036DE5C4370349B24B781279C1348CD" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_75C6AD272E870B9B300981279C138940" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_EscrowDepositForSuretyBondsMember" xlink:label="loc_tree_EscrowDepositForSuretyBondsMember_5EB4D0049250AF003D1681279C137BD6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_75C6AD272E870B9B300981279C138940" xlink:to="loc_tree_EscrowDepositForSuretyBondsMember_5EB4D0049250AF003D1681279C137BD6" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_EscrowDepositForCorporatePurchasingCardProgramMember" xlink:label="loc_tree_EscrowDepositForCorporatePurchasingCardProgramMember_1B02FF105BBA732FF5B881279C13AF5D" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_75C6AD272E870B9B300981279C138940" xlink:to="loc_tree_EscrowDepositForCorporatePurchasingCardProgramMember_1B02FF105BBA732FF5B881279C13AF5D" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_EscrowDepositForSaleOfLTLMember" xlink:label="loc_tree_EscrowDepositForSaleOfLTLMember_ED6FB9471C892044B5F281279C130DCD" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_75C6AD272E870B9B300981279C138940" xlink:to="loc_tree_EscrowDepositForSaleOfLTLMember_ED6FB9471C892044B5F281279C130DCD" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_EscrowDepositForEarnoutRelatedToAcquisitionMember" xlink:label="loc_tree_EscrowDepositForEarnoutRelatedToAcquisitionMember_D845A4E68314337820A981279C1364C7" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_75C6AD272E870B9B300981279C138940" xlink:to="loc_tree_EscrowDepositForEarnoutRelatedToAcquisitionMember_D845A4E68314337820A981279C1364C7" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_EscrowDepositForLoanLossObligationsMember" xlink:label="loc_tree_EscrowDepositForLoanLossObligationsMember_5373DC79AF2DADC52F4881279C131251" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_75C6AD272E870B9B300981279C138940" xlink:to="loc_tree_EscrowDepositForLoanLossObligationsMember_5373DC79AF2DADC52F4881279C131251" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_OtherRestrictedCashAndCashEquivalentsMember" xlink:label="loc_tree_OtherRestrictedCashAndCashEquivalentsMember_3E2E4507C20525DE1D8581279C136CCF" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_75C6AD272E870B9B300981279C138940" xlink:to="loc_tree_OtherRestrictedCashAndCashEquivalentsMember_3E2E4507C20525DE1D8581279C136CCF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_9D3037532D8A7125CEA681279C136416" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsItemsLineItems_70B1703C67E7A91D222B81279C139DF5" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_9D3037532D8A7125CEA681279C136416" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncreaseDecreaseInRestrictedCash" xlink:label="loc_us-gaap_IncreaseDecreaseInRestrictedCash_4E309F91A147C50266C481279C138001" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsItemsLineItems_70B1703C67E7A91D222B81279C139DF5" xlink:to="loc_us-gaap_IncreaseDecreaseInRestrictedCash_4E309F91A147C50266C481279C138001" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LossContingencyAccrualCarryingValuePayments" xlink:label="loc_us-gaap_LossContingencyAccrualCarryingValuePayments_B04BF20C212A9A88A6DD81279C136335" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsItemsLineItems_70B1703C67E7A91D222B81279C139DF5" xlink:to="loc_us-gaap_LossContingencyAccrualCarryingValuePayments_B04BF20C212A9A88A6DD81279C136335" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/RestrictedCashRestrictedCashTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/RestructuringExpense" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/RestructuringExpenseDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_01D1EAF7542A2B6A24A7E9977D1F70AD" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_05ABD4BDDBAB1C87B45FE9977D1F8127" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_01D1EAF7542A2B6A24A7E9977D1F70AD" xlink:to="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_05ABD4BDDBAB1C87B45FE9977D1F8127" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestructuringCostAndReserveAxis" xlink:label="loc_us-gaap_RestructuringCostAndReserveAxis_F441C2B930DFE83EFF0AE9977D1F020F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_05ABD4BDDBAB1C87B45FE9977D1F8127" xlink:to="loc_us-gaap_RestructuringCostAndReserveAxis_F441C2B930DFE83EFF0AE9977D1F020F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_TypeOfRestructuringDomain" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_DA8FD1B8EDA47E9B4BE0E9977D1FB149_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_F441C2B930DFE83EFF0AE9977D1F020F" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_DA8FD1B8EDA47E9B4BE0E9977D1FB149_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_TypeOfRestructuringDomain" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_DA8FD1B8EDA47E9B4BE0E9977D1FB149" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_F441C2B930DFE83EFF0AE9977D1F020F" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_DA8FD1B8EDA47E9B4BE0E9977D1FB149" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_ContinuousLeaseObligationsMember" xlink:label="loc_tree_ContinuousLeaseObligationsMember_2C7DA41EF1C75DF84BB1E9977D1F3685" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_DA8FD1B8EDA47E9B4BE0E9977D1FB149" xlink:to="loc_tree_ContinuousLeaseObligationsMember_2C7DA41EF1C75DF84BB1E9977D1F3685" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestructuringReserveRollForward" xlink:label="loc_us-gaap_RestructuringReserveRollForward_CD8E2DBB92D091966EB0E9977D1FAB5B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_01D1EAF7542A2B6A24A7E9977D1F70AD" xlink:to="loc_us-gaap_RestructuringReserveRollForward_CD8E2DBB92D091966EB0E9977D1FAB5B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestructuringReserve" xlink:label="loc_us-gaap_RestructuringReserve_B8363BF3007E91F8166DE9977D1FC31B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringReserveRollForward_CD8E2DBB92D091966EB0E9977D1FAB5B" xlink:to="loc_us-gaap_RestructuringReserve_B8363BF3007E91F8166DE9977D1FC31B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_BusinessExitCosts1" xlink:label="loc_us-gaap_BusinessExitCosts1_0B7755A76579747BF93EE9977D1F945C" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringReserveRollForward_CD8E2DBB92D091966EB0E9977D1FAB5B" xlink:to="loc_us-gaap_BusinessExitCosts1_0B7755A76579747BF93EE9977D1F945C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_PaymentsForRestructuring" xlink:label="loc_us-gaap_PaymentsForRestructuring_61C6C0DCC195F90429DCE9977D1F7836" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringReserveRollForward_CD8E2DBB92D091966EB0E9977D1FAB5B" xlink:to="loc_us-gaap_PaymentsForRestructuring_61C6C0DCC195F90429DCE9977D1F7836" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/RestructuringExpenseTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/SegmentInformation" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/SegmentInformationDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_59A6687711D3704E153D85E780FA3108" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_59A6687711D3704E153D85E780FA3108" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_E7A22CB131AF67B354FD85E78109615A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_59A6687711D3704E153D85E780FA3108" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_E7A22CB131AF67B354FD85E78109615A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_4EEA5D02596443DB50F285E7810907BB_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_E7A22CB131AF67B354FD85E78109615A" xlink:to="loc_us-gaap_SegmentDomain_4EEA5D02596443DB50F285E7810907BB_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_4EEA5D02596443DB50F285E7810907BB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_E7A22CB131AF67B354FD85E78109615A" xlink:to="loc_us-gaap_SegmentDomain_4EEA5D02596443DB50F285E7810907BB" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_MortgageMember" xlink:label="loc_tree_MortgageMember_6C50ABFBDC5680A3962E85E781094DD7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_4EEA5D02596443DB50F285E7810907BB" xlink:to="loc_tree_MortgageMember_6C50ABFBDC5680A3962E85E781094DD7" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_NonMortgageMember" xlink:label="loc_tree_NonMortgageMember_5483E3DF840E588F4E9A85E78109742C" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_4EEA5D02596443DB50F285E7810907BB" xlink:to="loc_tree_NonMortgageMember_5483E3DF840E588F4E9A85E78109742C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CorporateMember" xlink:label="loc_us-gaap_CorporateMember_AA1307596D8508FF59E885E781098860" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_4EEA5D02596443DB50F285E7810907BB" xlink:to="loc_us-gaap_CorporateMember_AA1307596D8508FF59E885E781098860" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_NumberOfReportableSegments" xlink:label="loc_us-gaap_NumberOfReportableSegments_F937DD04E9D404CE492685E781090338" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:to="loc_us-gaap_NumberOfReportableSegments_F937DD04E9D404CE492685E781090338" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaap_Revenues_679F0977F70F37312AD885E78109CCBE" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:to="loc_us-gaap_Revenues_679F0977F70F37312AD885E78109CCBE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CostOfRevenue" xlink:label="loc_us-gaap_CostOfRevenue_4BE3E9E82F0C5CB4AF5785E7810961A3" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:to="loc_us-gaap_CostOfRevenue_4BE3E9E82F0C5CB4AF5785E7810961A3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SellingAndMarketingExpense" xlink:label="loc_us-gaap_SellingAndMarketingExpense_D2A4019587099D28F47A85E7810905B1" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:to="loc_us-gaap_SellingAndMarketingExpense_D2A4019587099D28F47A85E7810905B1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_185AC6F50F230F718E6D85E78109B144" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpense_185AC6F50F230F718E6D85E78109B144" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_BE204AFB4B0488B7769285E7810981FC" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_BE204AFB4B0488B7769285E7810981FC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_138B53772DD16896AD0D85E78109DD4A" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_138B53772DD16896AD0D85E78109DD4A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_24E4A79BD2EDF1A7E1BC85E781097E9F" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_24E4A79BD2EDF1A7E1BC85E781097E9F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestructuringCharges" xlink:label="loc_us-gaap_RestructuringCharges_29B38DDE83CB4111FB8985E78109E030" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:to="loc_us-gaap_RestructuringCharges_29B38DDE83CB4111FB8985E78109E030" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_LitigationSettlementExpense" xlink:label="loc_us-gaap_LitigationSettlementExpense_2B76F49D02834678399D85E781099339" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:to="loc_us-gaap_LitigationSettlementExpense_2B76F49D02834678399D85E781099339" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CostsAndExpenses" xlink:label="loc_us-gaap_CostsAndExpenses_342FEE4FDC36C2AE76B185E781098276" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:to="loc_us-gaap_CostsAndExpenses_342FEE4FDC36C2AE76B185E781098276" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_2EF5D74F4A9B92624CDE85E78109136B" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:to="loc_us-gaap_OperatingIncomeLoss_2EF5D74F4A9B92624CDE85E78109136B" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_AdjustmentsToReconcileToAdjustedEarningsBeforeInterestTaxesDepreciationAndAmortizationAbstract" xlink:label="loc_tree_AdjustmentsToReconcileToAdjustedEarningsBeforeInterestTaxesDepreciationAndAmortizationAbstract_EEA62067224B88D4F06A85E781090FAD" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:to="loc_tree_AdjustmentsToReconcileToAdjustedEarningsBeforeInterestTaxesDepreciationAndAmortizationAbstract_EEA62067224B88D4F06A85E781090FAD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets_1BC4C27EBF254A41C17985E78109FAD7" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_AdjustmentsToReconcileToAdjustedEarningsBeforeInterestTaxesDepreciationAndAmortizationAbstract_EEA62067224B88D4F06A85E781090FAD" xlink:to="loc_us-gaap_GainLossOnDispositionOfAssets_1BC4C27EBF254A41C17985E78109FAD7" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_Noncashcompensation" xlink:label="loc_tree_Noncashcompensation_1BA78D320A58454DD3BA85E78109207A" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_AdjustmentsToReconcileToAdjustedEarningsBeforeInterestTaxesDepreciationAndAmortizationAbstract_EEA62067224B88D4F06A85E781090FAD" xlink:to="loc_tree_Noncashcompensation_1BA78D320A58454DD3BA85E78109207A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts" xlink:label="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_DE52EBD9965C1051864185E7810953AD" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_AdjustmentsToReconcileToAdjustedEarningsBeforeInterestTaxesDepreciationAndAmortizationAbstract_EEA62067224B88D4F06A85E781090FAD" xlink:to="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_DE52EBD9965C1051864185E7810953AD" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_SpecialOptionsBonus" xlink:label="loc_tree_SpecialOptionsBonus_F86DC5BD8E688DF4A99285E7810943FC" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_AdjustmentsToReconcileToAdjustedEarningsBeforeInterestTaxesDepreciationAndAmortizationAbstract_EEA62067224B88D4F06A85E781090FAD" xlink:to="loc_tree_SpecialOptionsBonus_F86DC5BD8E688DF4A99285E7810943FC" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_AdjustedEarningsBeforeInterestTaxesDepreciationAndAmortization" xlink:label="loc_tree_AdjustedEarningsBeforeInterestTaxesDepreciationAndAmortization_F3CF3BE0F37EA509346585E781098215" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_AdjustmentsToReconcileToAdjustedEarningsBeforeInterestTaxesDepreciationAndAmortizationAbstract_EEA62067224B88D4F06A85E781090FAD" xlink:to="loc_tree_AdjustedEarningsBeforeInterestTaxesDepreciationAndAmortization_F3CF3BE0F37EA509346585E781098215" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_AdjustmentsToReconcileToIncomeLossBeforeTaxesAbstract" xlink:label="loc_tree_AdjustmentsToReconcileToIncomeLossBeforeTaxesAbstract_6EC0A388021B617E505985E781097E3D" xlink:type="locator" />
    <definitionArc order="14" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_5287353905F2658E6F2585E78109F936" xlink:to="loc_tree_AdjustmentsToReconcileToIncomeLossBeforeTaxesAbstract_6EC0A388021B617E505985E781097E3D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_us-gaap_InterestExpense_4FF6EB4CF89F64ADB17C85E781095F97" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_AdjustmentsToReconcileToIncomeLossBeforeTaxesAbstract_6EC0A388021B617E505985E781097E3D" xlink:to="loc_us-gaap_InterestExpense_4FF6EB4CF89F64ADB17C85E781095F97" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_114A717ACAA3E639BE7185E781099F16" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_AdjustmentsToReconcileToIncomeLossBeforeTaxesAbstract_6EC0A388021B617E505985E781097E3D" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_114A717ACAA3E639BE7185E781099F16" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/SegmentInformationTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/ShareholdersEquity" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/ShareholdersEquityDetails" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/ShareholdersEquityTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/SignificantAccountingPolicies" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/SignificantAccountingPoliciesPolicies" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/StockBasedCompensation" xlink:type="extended" />
  <definitionLink xlink:role="http://www.tree.com/role/StockBasedCompensationDetailsPlImpact" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_BD8CCB5FE45C6AD698BDE9944218FC9C" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:label="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_2EB0A70416EE80ABD3A6E9944218768D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_BD8CCB5FE45C6AD698BDE9944218FC9C" xlink:to="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_2EB0A70416EE80ABD3A6E9944218768D" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaap_AwardTypeAxis_731672D1195C9BBB02C9E994421866C0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_2EB0A70416EE80ABD3A6E9944218768D" xlink:to="loc_us-gaap_AwardTypeAxis_731672D1195C9BBB02C9E994421866C0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_002168018612397EFD9DE9944218A4D2_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_731672D1195C9BBB02C9E994421866C0" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_002168018612397EFD9DE9944218A4D2_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_002168018612397EFD9DE9944218A4D2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_731672D1195C9BBB02C9E994421866C0" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_002168018612397EFD9DE9944218A4D2" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_DirectorStockOptionMember" xlink:label="loc_tree_DirectorStockOptionMember_CBD90B63481D0F7915B8E99442189A75" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_002168018612397EFD9DE9944218A4D2" xlink:to="loc_tree_DirectorStockOptionMember_CBD90B63481D0F7915B8E99442189A75" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_54FDDC2A7739285B1093E994421884AD" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_2EB0A70416EE80ABD3A6E9944218768D" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_54FDDC2A7739285B1093E994421884AD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_732D998AB400F9EFC476E9944218A7C8_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_54FDDC2A7739285B1093E994421884AD" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_732D998AB400F9EFC476E9944218A7C8_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_732D998AB400F9EFC476E9944218A7C8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_54FDDC2A7739285B1093E994421884AD" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_732D998AB400F9EFC476E9944218A7C8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CostOfSalesMember" xlink:label="loc_us-gaap_CostOfSalesMember_47528A8CDF6608E67B3DE9944218EDAB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_732D998AB400F9EFC476E9944218A7C8" xlink:to="loc_us-gaap_CostOfSalesMember_47528A8CDF6608E67B3DE9944218EDAB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SellingAndMarketingExpenseMember" xlink:label="loc_us-gaap_SellingAndMarketingExpenseMember_760B3B577AF8B4A1BC15E9944218BFB2" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_732D998AB400F9EFC476E9944218A7C8" xlink:to="loc_us-gaap_SellingAndMarketingExpenseMember_760B3B577AF8B4A1BC15E9944218BFB2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_GeneralAndAdministrativeExpenseMember" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpenseMember_B830653C018D1F96D550E994421851D7" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_732D998AB400F9EFC476E9944218A7C8" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpenseMember_B830653C018D1F96D550E994421851D7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ResearchAndDevelopmentExpenseMember" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpenseMember_ABBD2FA04F82876C7ED5E994421876C5" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_732D998AB400F9EFC476E9944218A7C8" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpenseMember_ABBD2FA04F82876C7ED5E994421876C5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestructuringChargesMember" xlink:label="loc_us-gaap_RestructuringChargesMember_2E9E2C5947CD2FA842E1E99442180A34" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_732D998AB400F9EFC476E9944218A7C8" xlink:to="loc_us-gaap_RestructuringChargesMember_2E9E2C5947CD2FA842E1E99442180A34" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_D27CDCB1826EDF648FFDE99442186D38" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_BD8CCB5FE45C6AD698BDE9944218FC9C" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_D27CDCB1826EDF648FFDE99442186D38" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/StockBasedCompensationDetailsRsaRsuRollforwards" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_C01F14E7916D5164FEB5435EAA5C0F3E" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_30598796C093806A435B435EAA5C86EC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_C01F14E7916D5164FEB5435EAA5C0F3E" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_30598796C093806A435B435EAA5C86EC" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaap_AwardTypeAxis_8F7161B141B5672C8CF3435EAA5CAE0F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_30598796C093806A435B435EAA5C86EC" xlink:to="loc_us-gaap_AwardTypeAxis_8F7161B141B5672C8CF3435EAA5CAE0F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_81204D0042E61EEF7394435EAA5CA4A6_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_8F7161B141B5672C8CF3435EAA5CAE0F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_81204D0042E61EEF7394435EAA5CA4A6_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_81204D0042E61EEF7394435EAA5CA4A6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_8F7161B141B5672C8CF3435EAA5CAE0F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_81204D0042E61EEF7394435EAA5CA4A6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestrictedStockUnitsRSUMember" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_95AEF849ED25A1C56B3B435EAA5C61CF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_81204D0042E61EEF7394435EAA5CA4A6" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_95AEF849ED25A1C56B3B435EAA5C61CF" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_RSUMarketConditionMemberDomain" xlink:label="loc_tree_RSUMarketConditionMemberDomain_B19441BF928B4B3B1CA0435EAA5C656B" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_81204D0042E61EEF7394435EAA5CA4A6" xlink:to="loc_tree_RSUMarketConditionMemberDomain_B19441BF928B4B3B1CA0435EAA5C656B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RestrictedStockMember" xlink:label="loc_us-gaap_RestrictedStockMember_DAB3AB0DB35407EECA6A435EAA5C3736" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_81204D0042E61EEF7394435EAA5CA4A6" xlink:to="loc_us-gaap_RestrictedStockMember_DAB3AB0DB35407EECA6A435EAA5C3736" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_PerformanceSharesMember" xlink:label="loc_us-gaap_PerformanceSharesMember_BCFF6252A7E8C04A2A9C435EAA5C227D" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_81204D0042E61EEF7394435EAA5CA4A6" xlink:to="loc_us-gaap_PerformanceSharesMember_BCFF6252A7E8C04A2A9C435EAA5C227D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_CC82D04E465CE950BB92435EAA5C2228" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_C01F14E7916D5164FEB5435EAA5C0F3E" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_CC82D04E465CE950BB92435EAA5C2228" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_D87330BDEC5521D72DBB435EAA5CB39E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_CC82D04E465CE950BB92435EAA5C2228" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_D87330BDEC5521D72DBB435EAA5CB39E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_C2579A4421A28D538E14435EAA5C2188" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_CC82D04E465CE950BB92435EAA5C2228" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_C2579A4421A28D538E14435EAA5C2188" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_67A84763B786A3FB1D55435EAA5CF918" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_CC82D04E465CE950BB92435EAA5C2228" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_67A84763B786A3FB1D55435EAA5CF918" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_EAAA88A337289C08E5EB435EAA5C6EA1" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_CC82D04E465CE950BB92435EAA5C2228" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_EAAA88A337289C08E5EB435EAA5C6EA1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalDisclosuresAbstract" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalDisclosuresAbstract_E039F48B30435EF39433435EAA5CA2DA" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_C01F14E7916D5164FEB5435EAA5C0F3E" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalDisclosuresAbstract_E039F48B30435EF39433435EAA5CA2DA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_7B7CDAB346DDF175CFFE435EAA5C15D7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalDisclosuresAbstract_E039F48B30435EF39433435EAA5CA2DA" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_7B7CDAB346DDF175CFFE435EAA5C15D7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_72BCF749B83C895565D2435EAA5C0EF5" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalDisclosuresAbstract_E039F48B30435EF39433435EAA5CA2DA" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_72BCF749B83C895565D2435EAA5C0EF5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_F55F0F656F2E23BA04B4435EAA5C83D9" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalDisclosuresAbstract_E039F48B30435EF39433435EAA5CA2DA" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_F55F0F656F2E23BA04B4435EAA5C83D9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_2EE7201D5F8E1C807CFA435EAA5CA975" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalDisclosuresAbstract_E039F48B30435EF39433435EAA5CA2DA" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_2EE7201D5F8E1C807CFA435EAA5CA975" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/StockBasedCompensationDetailsStockOptionsRollforward" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_F4AC0D67E10D803F76D5853C378C0235" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_23D3F1CC64F98FE9358A853C378CFF16" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_F4AC0D67E10D803F76D5853C378C0235" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_23D3F1CC64F98FE9358A853C378CFF16" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_VestingAxis" xlink:label="loc_us-gaap_VestingAxis_F2CCC73D6139A8613C62853C378C5447" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_23D3F1CC64F98FE9358A853C378CFF16" xlink:to="loc_us-gaap_VestingAxis_F2CCC73D6139A8613C62853C378C5447" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_VestingDomain" xlink:label="loc_us-gaap_VestingDomain_8F2E10EB1AA752C7DAD5853C378C14A3_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VestingAxis_F2CCC73D6139A8613C62853C378C5447" xlink:to="loc_us-gaap_VestingDomain_8F2E10EB1AA752C7DAD5853C378C14A3_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_VestingDomain" xlink:label="loc_us-gaap_VestingDomain_8F2E10EB1AA752C7DAD5853C378C14A3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VestingAxis_F2CCC73D6139A8613C62853C378C5447" xlink:to="loc_us-gaap_VestingDomain_8F2E10EB1AA752C7DAD5853C378C14A3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheOneMember" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheOneMember_59CE85E22674860490BE855B3369D32F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VestingDomain_8F2E10EB1AA752C7DAD5853C378C14A3" xlink:to="loc_us-gaap_ShareBasedCompensationAwardTrancheOneMember_59CE85E22674860490BE855B3369D32F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheTwoMember" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_312AE3D977195A5C8B58855B7E02E033" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VestingDomain_8F2E10EB1AA752C7DAD5853C378C14A3" xlink:to="loc_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_312AE3D977195A5C8B58855B7E02E033" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_us-gaap_RangeAxis_BBCD03D6E26E75C3BEBF853C378C5963" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_23D3F1CC64F98FE9358A853C378CFF16" xlink:to="loc_us-gaap_RangeAxis_BBCD03D6E26E75C3BEBF853C378C5963" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_E781507603089F2279F6853C378C266C_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RangeAxis_BBCD03D6E26E75C3BEBF853C378C5963" xlink:to="loc_us-gaap_RangeMember_E781507603089F2279F6853C378C266C_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_E781507603089F2279F6853C378C266C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RangeAxis_BBCD03D6E26E75C3BEBF853C378C5963" xlink:to="loc_us-gaap_RangeMember_E781507603089F2279F6853C378C266C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_us-gaap_MinimumMember_3A91CEC66BBD9A882C66853C378C7A3E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RangeMember_E781507603089F2279F6853C378C266C" xlink:to="loc_us-gaap_MinimumMember_3A91CEC66BBD9A882C66853C378C7A3E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_92BFE7B771B8EFBC4518853C378CD031" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RangeMember_E781507603089F2279F6853C378C266C" xlink:to="loc_us-gaap_MaximumMember_92BFE7B771B8EFBC4518853C378CD031" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaap_AwardTypeAxis_D5D58CA00594412C818B853C378C56EE" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_23D3F1CC64F98FE9358A853C378CFF16" xlink:to="loc_us-gaap_AwardTypeAxis_D5D58CA00594412C818B853C378C56EE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5BFC0CDDD3863379E4FE853C378C0F16_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_D5D58CA00594412C818B853C378C56EE" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5BFC0CDDD3863379E4FE853C378C0F16_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5BFC0CDDD3863379E4FE853C378C0F16" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_D5D58CA00594412C818B853C378C56EE" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5BFC0CDDD3863379E4FE853C378C0F16" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StockCompensationPlanMember" xlink:label="loc_us-gaap_StockCompensationPlanMember_E52DF5D9B35CF94E0416855E2C5DACFC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5BFC0CDDD3863379E4FE853C378C0F16" xlink:to="loc_us-gaap_StockCompensationPlanMember_E52DF5D9B35CF94E0416855E2C5DACFC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_us-gaap_EmployeeStockOptionMember_C59B8094D566766021BC8562F98D7FAD" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5BFC0CDDD3863379E4FE853C378C0F16" xlink:to="loc_us-gaap_EmployeeStockOptionMember_C59B8094D566766021BC8562F98D7FAD" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_DirectorStockOptionMember" xlink:label="loc_tree_DirectorStockOptionMember_79ACAC30A945445BB34F853C378CC372" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5BFC0CDDD3863379E4FE853C378C0F16" xlink:to="loc_tree_DirectorStockOptionMember_79ACAC30A945445BB34F853C378CC372" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SharePrice" xlink:label="loc_us-gaap_SharePrice_3B805C44E19561949829853C378C2BB2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_F4AC0D67E10D803F76D5853C378C0235" xlink:to="loc_us-gaap_SharePrice_3B805C44E19561949829853C378C2BB2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_E5C2D7C94EDA2BD0891D853C378CEBE3" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_F4AC0D67E10D803F76D5853C378C0235" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_E5C2D7C94EDA2BD0891D853C378CEBE3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_7CB92EB3AEFBB3110C8A853C378CFC8F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_E5C2D7C94EDA2BD0891D853C378CEBE3" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_7CB92EB3AEFBB3110C8A853C378CFC8F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_38EBB9F9BF7343F2B884853C378C1C47" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_E5C2D7C94EDA2BD0891D853C378CEBE3" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_38EBB9F9BF7343F2B884853C378C1C47" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_CA1783769550188540B5853C378C2404" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_E5C2D7C94EDA2BD0891D853C378CEBE3" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_CA1783769550188540B5853C378C2404" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_085B7A10FE30DB05B0B8853C378CA5A9" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_E5C2D7C94EDA2BD0891D853C378CEBE3" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_085B7A10FE30DB05B0B8853C378CA5A9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_069C191BC80AFD810E94853C378C9C7E" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_E5C2D7C94EDA2BD0891D853C378CEBE3" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_069C191BC80AFD810E94853C378C9C7E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_0CC267B941C8ECD90381853C378C46D4" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_E5C2D7C94EDA2BD0891D853C378CEBE3" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_0CC267B941C8ECD90381853C378C46D4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_2A113FEFBE5CA6885721853C378C5F62" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_F4AC0D67E10D803F76D5853C378C0235" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_2A113FEFBE5CA6885721853C378C5F62" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_3E52389FFB7CF26D1315853C378C7E8A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_2A113FEFBE5CA6885721853C378C5F62" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_3E52389FFB7CF26D1315853C378C7E8A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_CBF99FA5E42CE615E4D5853C378C1CC8" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_2A113FEFBE5CA6885721853C378C5F62" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_CBF99FA5E42CE615E4D5853C378C1CC8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_3EC418166BBA2A21F615853C378C476A" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_2A113FEFBE5CA6885721853C378C5F62" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_3EC418166BBA2A21F615853C378C476A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_8AAC0708F7EBE2FE1A79853C378C83F1" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_2A113FEFBE5CA6885721853C378C5F62" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_8AAC0708F7EBE2FE1A79853C378C83F1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_4166223C9D58508B8D11853C378CCAFE" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_2A113FEFBE5CA6885721853C378C5F62" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_4166223C9D58508B8D11853C378CCAFE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_021DC323812986BA855B853C378CA5D3" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_2A113FEFBE5CA6885721853C378C5F62" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_021DC323812986BA855B853C378CA5D3" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermAbstract" xlink:label="loc_tree_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermAbstract_A36E70FC6BD0DC1F468A853C378CEB7A" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_F4AC0D67E10D803F76D5853C378C0235" xlink:to="loc_tree_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermAbstract_A36E70FC6BD0DC1F468A853C378CEB7A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_625B0DD7822BE69D8783853C378C9025" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermAbstract_A36E70FC6BD0DC1F468A853C378CEB7A" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_625B0DD7822BE69D8783853C378C9025" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_AA79B362E2BE22D5A5EE853C378C2334" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermAbstract_A36E70FC6BD0DC1F468A853C378CEB7A" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_AA79B362E2BE22D5A5EE853C378C2334" xlink:type="arc" />
    <loc xlink:href="tree-20140930.xsd#tree_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" xlink:label="loc_tree_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract_961C4ED94269B0D84B51853C378CBF88" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_F4AC0D67E10D803F76D5853C378C0235" xlink:to="loc_tree_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract_961C4ED94269B0D84B51853C378CBF88" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_040B3E11A13A0E56D2BC853C378CB3A5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract_961C4ED94269B0D84B51853C378CBF88" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_040B3E11A13A0E56D2BC853C378CB3A5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_7D7104ACDB7D1B2D6E88853C378CE055" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_tree_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract_961C4ED94269B0D84B51853C378CBF88" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_7D7104ACDB7D1B2D6E88853C378CE055" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_7FD9844E972E625F0A12853C378C4E9D" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_F4AC0D67E10D803F76D5853C378C0235" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_7FD9844E972E625F0A12853C378C4E9D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_46BD0F2FFC6ACFCDDECF853C378CA3AE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_7FD9844E972E625F0A12853C378C4E9D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_46BD0F2FFC6ACFCDDECF853C378CA3AE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedTermSimplifiedMethod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedTermSimplifiedMethod_5BDBBBABF1DBF135D9B7853C378C4B75" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_7FD9844E972E625F0A12853C378C4E9D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedTermSimplifiedMethod_5BDBBBABF1DBF135D9B7853C378C4B75" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_E4370B240D0B665272FE853C378CF408" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_7FD9844E972E625F0A12853C378C4E9D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_E4370B240D0B665272FE853C378CF408" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_A016A1B403E339DA7F65853C378C87E8" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_7FD9844E972E625F0A12853C378C4E9D" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_A016A1B403E339DA7F65853C378C87E8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendPayments" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendPayments_056C710A6104AD1FBD5E853C378C2A25" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_7FD9844E972E625F0A12853C378C4E9D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendPayments_056C710A6104AD1FBD5E853C378C2A25" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_D78C5269EDC5498E9A1B853C378CCFAC" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_7FD9844E972E625F0A12853C378C4E9D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_D78C5269EDC5498E9A1B853C378CCFAC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_96FAB13584CFD041100F853C378C64EE" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_7FD9844E972E625F0A12853C378C4E9D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_96FAB13584CFD041100F853C378C64EE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_BA437861F7352188622D853C378C06FD" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_7FD9844E972E625F0A12853C378C4E9D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_BA437861F7352188622D853C378C06FD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_50D2D2801010A68C4016853C378C1ADA" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_7FD9844E972E625F0A12853C378C4E9D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_50D2D2801010A68C4016853C378C1ADA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_69C09B063539A528DF2C853C378C4AA5" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_7FD9844E972E625F0A12853C378C4E9D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_69C09B063539A528DF2C853C378C4AA5" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.tree.com/role/StockBasedCompensationTables" xlink:type="extended" />
</linkbase>





