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English definition of “kill off someone/something”

kill off someone/something

phrasal verb with kill    /kɪl/ verb [I/T]
to destroy or remove someone or something completely : Killing off predators such as grizzly bears could throw the ecosystem out of balance . The worship of celebrities has killed off common sense in America .
(Definition of kill off someone/something from the Cambridge Academic Content Dictionary © Cambridge University Press)
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