knock sb out Meaning in the Cambridge English Dictionary Cambridge dictionaries logo

Meaning of “knock sb out” in the English Dictionary

"knock sb out" in British English

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knock sb out

phrasal verb with knock uk   /nɒk/  us   /nɑːk/ verb
  • (MAKE SLEEP)

If a ​drug or ​alcoholknocks you out, it makes you go to ​sleep: The ​sleepingtabletsknocked him out for 18 ​hours.
  • (DEFEAT)

B2 to ​defeat a ​person or a ​team in a ​competition so that they can no ​longer take ​part in it: The ​champion was ​unexpectedlyknocked out (of the ​tournament) in the first round.
(Definition of knock sb out from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)
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“knock sb out” in British English

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