Warrant | Mean of warrant in English Dictionary

/ˈworənt/

• Noun
• a document issued by a court that gives the police the power to do something
1. The police had a warrant for his arrest.
• a reason for thinking, deciding, or doing something
1. There was no warrant for such behavior.
• Verb
• to require or deserve (something)
1. This report warrants careful study. [=this report should be given careful study]
2. The idea warrants [=merits] further consideration.
3. The writing was poor, but it hardly warrants that kind of insulting criticism.
4. The punishment he received was not warranted.

• to make a legal promise that a statement is true
1. The seller warrants [=(more commonly) guarantees] that the car has no defects.
• to give a guarantee or warranty for (a product)
1. The tires are warranted [=(more commonly) guaranteed] for 40,000 miles.
• to say (something) with certainty
1. I'll warrant (you) that they know the answer.