Guarantee - Definition

n 1: a written assurance that some product or service will be
provided or will meet certain specifications [syn:
guarantee, warrant, warrantee, warranty]
2: an unconditional commitment that something will happen or
that something is true; "there is no guarantee that they are
not lying"
3: a collateral agreement to answer for the debt of another in
case that person defaults [syn: guarantee, guaranty]
v 1: give surety or assume responsibility; "I vouch for the
quality of my products" [syn: guarantee, vouch]
2: make certain of; "This nest egg will ensure a nice retirement
for us"; "Preparation will guarantee success!" [syn:
guarantee, ensure, insure, assure, secure]
3: promise to do or accomplish; "guarantee to free the
prisoners" [syn: undertake, guarantee]
4: stand behind and guarantee the quality, accuracy, or
condition of; "The dealer warrants all the cars he sells"; "I
warrant this information" [syn: guarantee, warrant]