to promise something will happen
I guarantee you will get help if you need it.
to promise to fix or replace a broken product for free
This product comes with a guarantee that covers repairs.
to make sure something happens
Winning this game will guarantee our team a spot in the finals.
to be sure something will happen
I can guarantee that the kids will make noise at bedtime.
to promise to pay if someone else cannot
My parent will guarantee my loan if the bank approves it.
a promise that something will happen
He gave me a guarantee that he would finish the work on time.
a written promise to fix or replace a broken product
The store offers a one-year guarantee on all electronics.
something that makes another thing sure to happen
Hard work is no guarantee of success, but it helps.
money or property given to promise payment
We used our car as a guarantee for the small loan.
a promise to pay if someone else cannot
A family member provided a guarantee for my student loan.