Definitions for knock out

This page provides all possible meanings and translations of the word knock out

Princeton's WordNet

  1. knock out(verb)


    "knock out a target"

  2. knock cold, knock out, kayo(verb)

    knock unconscious or senseless

    "the boxing champion knocked out his opponent in a few seconds"

  3. knock out(verb)

    destroy or break forcefully

    "The windows were knocked out"

  4. knock out(verb)

    overwhelm with admiration

    "All the guys were knocked out by her charm"

  5. knock out(verb)

    empty (as of tobacco) by knocking out

    "knocked out a pipe"

Kernerman English Learner's Dictionary

  1. knock out(verb)ˈɑɑk

    to cause to become unconscious

    a powerful drug that knocked him out

  2. knock outˈɑɑk

    to beat and eliminate from a competition

    He was knocked out in the second round of the tournament.


  1. knock out(Verb)

    To strike or bump (someone or something) out.

  2. knock out(Verb)

    To render unconscious, as by a blow to the head.

  3. knock out(Verb)

    To put to sleep.

  4. knock out(Verb)

    To exhaust.

  5. knock out(Verb)

    To complete, especially in haste; knock off.

  6. knock out(Verb)

    To cause a mechanism to become non-functional by damaging or destroying it.

  7. knock out(Verb)

    To eliminate.

Translations for knock out

Kernerman English Multilingual Dictionary

knock out

to make unconscious by a blow, or (in boxing) unable to recover within the required time

The boxer knocked his opponent out in the third round.

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