knockout Meaning in the Cambridge English Dictionary
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Meaning of “knockout” in the English Dictionary

"knockout" in British English

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knockoutnoun [C]

uk   /ˈnɒk.aʊt/  us   /ˈnɑːk-/

knockout noun [C] (UNCONSCIOUS)

in boxing, the ​act of ​hitting the other ​fighter so that they ​fall to the ​ground and are ​unable to get up again within ten ​seconds: a knockout ​punch/​blow
See also

knockout noun [C] (COMPETITION)

(US elimination tournament) a ​competition in which only the ​winners of each ​stageplay in the next ​stage, until one ​competitor or ​team is the ​finalwinner: The ​tournament is a ​straight knockout. a knockout ​competition/​championship

knockout noun [C] (ATTRACTIVE)

informal a ​person or thing that ​looks, ​sounds, etc. ​extremelyattractive: Your sister's a ​real knockout!

knockoutadjective

uk   /ˈnɒk.aʊt/  us   /ˈnɑːk-/ informal
extremelyattractive: She ​looked knockout in that ​dress.
(Definition of knockout from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"knockout" in American English

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knockoutnoun [C]

 us   /ˈnɑkˌɑʊt/

knockout noun [C] (BOXING)

(abbreviation KO) (in ​boxing) a ​situation in which a ​fighterfalls after being ​hit and cannot get up in ten ​seconds: He ​won by a knockout in the tenth round.

knockout noun [C] (ATTRACTION)

slang a very ​attractiveperson or thing: She was a ​real knockout in her new ​dress.
(Definition of knockout from the Cambridge Academic Content Dictionary © Cambridge University Press)

"knockout" in Business English

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knockoutnoun [C]

(also knock-out) uk   us   /ˈnɒkaʊt/ FINANCE
an ​offer to ​buy something that is ​higher than ​competitors' ​offers: His ​bid was seen as a knock-out and ​shares of ​competingcompaniesfell. a knockout ​bid/​offer/​price
(Definition of knockout from the Cambridge Business English Dictionary © Cambridge University Press)
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