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English definition of “insure”

insure

verb [I or T]     /ɪnˈʃʊər/ INSURANCE
to protect yourself against risk by buying insurance from a company that will provide an agreed amount of money if a particular event happens, for example if you are killed or injured or if your possessions are damaged or stolen: insure sb/sth/yourself against sth We hadn't insured the bicycles against theft. insure sth for sth The antique dealer said we should insure the desk for at least £2,000.
to provide insurance for someone or something: insure sb/sth against sth We can insure you against most of the risks involved in owning and operating a boat.
(Definition of insure verb from the Cambridge Business English Dictionary © Cambridge University Press)
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