guarantee

n 1: a written assurance that some product or service will be

provided or will meet certain specifications [syn: {warrant},

{warranty}]

2: a pledge 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: {guaranty}]

v 1: give surety or assume responsibility; "I vouch for the

quality of my products" [syn: {vouch}]

2: make certain of; "This nest egg will ensure a nice

retirement for us"; "Preparation will guarantee success!"

[syn: {ensure}, {insure}, {assure}, {secure}]

3: promise or guarantee [syn: {undertake}]

4: stand behind [syn: {warrant}]