[guar.an.ty] n, pl -ties [MF garantie, fr. OF, fr. garantir to guarantee, fr. garant warrant, of Gmc origin; akin to OHG werento guarantor--more at warrant] (1592) 1: an undertaking to answer for the payment of a debt or the performance of a duty of another in case of the other's default or miscarriage
2: guarantee 3
3: guarantor
4: something given as security: pledge
5: the protection of a right afforded by legal provision (as in a constitution)
[2]guaranty vt -tied ; -ty.ing (1753): guarantee