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English definition of “knife”

knife

noun [C]  /nɑɪf/ (plural knives  /nɑɪvz/) us  
a tool or weapon used for cutting, usually consisting of a metal blade and a handle: a sharp knife We took plastic knives and forks on our picnic.

knife

verb [T]  /nɑɪf/ us  
to push a knife into someone to hurt them
(Definition of knife from the Cambridge Academic Content Dictionary © Cambridge University Press)
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