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English definition of “guarantee”

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guarantee

noun [C, U]
 
 
/ˌɡærənˈtiː/
WRITTEN B2 a written promise made by a company to repair one of its products or give you a new one if it has a fault: a three-year guarantee I'm afraid this camera is no longer under guarantee.Official documentsInsurance
PROMISE a promise that something will be done or will happen: [+ (that)] There's no guarantee that it actually works.Making and breaking promises and commitments
(Definition of guarantee noun from the Cambridge Learners Dictionary © Cambridge University Press)
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