Definition of “warrant” - English Dictionary

“warrant” in British English

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warrantverb

uk /ˈwɒr.ənt/ us /ˈwɔːr.ənt/

warrantnoun

uk /ˈwɒr.ənt/ us /ˈwɔːr.ənt/

warrant noun (DOCUMENT)

[ C ] an official document, signed by a judge or other person in authority, that gives the police permission to search someone's home, arrest a person, or take some other action:

a search warrant
Judge La Riva had issued an arrest warrant/a warrant for his arrest.

warrant noun (REASON)

[ U ] UK old-fashioned a reason for doing something:

There's no warrant for that sort of behaviour!

(Definition of “warrant” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“warrant” in American English

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warrantverb [ T ]

us /ˈwɑr·ənt, ˈwɔr-/ fml

warrant verb [ T ] (MAKE NECESSARY)

to make a particular action necessary or correct, or to be a reason to do something:

His injury was serious enough to warrant an operation.
I can see circumstances in which these types of investigations would be warranted.

warrantnoun [ C ]

us /ˈwɑr·ənt, ˈwɔr-/

warrant noun [ C ] (DOCUMENT)

an official document approved by an authority, esp. a judge, which gives the police permission to do certain things:

a search warrant
an arrest warrant

(Definition of “warrant” from the Cambridge Academic Content Dictionary © Cambridge University Press)

“warrant” in Business English

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warrantnoun [ C ]

uk /ˈwɒrənt/ us

FINANCE the right to buy a company's shares at a particular price by a particular date:

The company has the right to exercise warrants for the stock, up to a maximum of 5% of the total shares outstanding.

LAW a legal document that gives someone, for example, the police, the authority to do something:

an arrest warrant

warrantverb [ T ]

uk /ˈwɒrənt/ us

to promise that something is true, or say that it is certain that something will happen:

Our products are warranted against defects in materials and workmanship.

(Definition of “warrant” from the Cambridge Business English Dictionary © Cambridge University Press)