guarantee
noun
a promise or assurance, especially one in writing, that something is of specified quality, content, benefit, etc., or that it will perform satisfactorily for a given length of time.
guaranteed
-
past participleof guarantee.past participle
A verb form used in perfect and passive verb constructions and that can also function as a modifier.
-
past tense formof guarantee.past tense
Used to describe completed actions or previous habitual actions.
guaranteenouna promise or assurance, especially one in writing, that something is of specified quality, content, benefit, etc., or that it will perform satisfactorily for a given length of time.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Musk said that while the vehicle's "success is not guaranteed... it will probably work."
From Barron's ● Oct. 16, 2026
The market rarely runs smoothly, and some years see a negative return, so nothing is guaranteed.
From MarketWatch ● Oct. 16, 2026
Amisha, whose name has also been changed, said she signed up with Synetal after being told that both a placement and visa sponsorship were guaranteed.
From BBC ● Oct. 15, 2026
Nor is there an accepted protocol guaranteed to produce a quick, painless death.
From The Wall Street Journal ● Oct. 12, 2026
Yet some innate imperative to make music has guaranteed its existence—a remarkable feat considering that music requires such intense cultural investment.
From "Music and the Child" by Natalie Sarrazin
