Dictionary

collateralize

verb col·lat·er·al·ize \kə-ˈla-t(ə-)rə-ˌlīz\
col·lat·er·al·izedcol·lat·er·al·iz·ing

Definition of COLLATERALIZE

transitive verb
1
:  to make (a loan) secure with collateral
2
:  to use (as securities) for collateral

First Known Use of COLLATERALIZE

1941

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