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English definition of “kill off someone/something”

kill off someone/something

verb [I/T] phrasal verb with kill  /kɪl/ us  
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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