col·lat·e·ral1 /kəˈlætərəl/ noun [uncountableU]BFLproperty or other goods that you promise to give someone if you cannot pay back the money they lend you 擔保品,抵押品 SYN securityWe put up our home as collateral in order to raise the money to invest in the scheme. 我們把房子抵押出去,籌款投資這個方案。
—collateralize American EnglishAmE verb [transitiveT]