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  1. knife
    IPA[nʌɪf]
  2. noun

    • 1. an instrument composed of a blade fixed into a handle, used for cutting or as a weapon.

    • 2. a cutting blade forming part of a machine.

    verb

    • 1. stab (someone) with a knife:

      he was knifed to death during the argument
    • 2. cut or move cleanly through something with a knife-like action:

      a shard of steel knifed through the mainsail
  3. Variation

    • n.: noun: knife, plural noun: knives

    • v.: verb: knife, 3rd person present: knifes, gerund or present participle: knifing, past tense: knifed, past participle: knifed