Entry Word: guarantee

Function: noun

Meaning: 1 a formal agreement to fulfill an obligation <the contractors gave us a written guarantee that the work on the house would be done by Christmas>

Synonyms bond, contract, covenant, guaranty, surety, warranty

Related Words oath, pledge, vow, word; bargain, compact, pact, treaty; assurance, insurance; bail, deposit, pawn, security

2 something given or held to assure that the giver will keep a promise <you can keep my CDs as a guarantee that I'll bring your bike right back when I'm done> — see pledge 1