n.
1.a written assurance that some product or service will be provided or will meet certain specifications
2.a pledge that something will happen or that something is true
3.a collateral agreement to answer for the debt of another in case that person defaults guarantee v.
1.give surety or assume responsibility
2.make certain of
3.promise to do or accomplish
4.stand behind and guarantee the quality, accuracy, or condition of
Idiom of the Day
take on (something) or take (something) on
to begin to do something, to commit oneself to something
Recently, my father has begun to take on too many things at work and he has become very tired. I took on the extra work to make some more money.