KO

Or K.O.,

[key-oh, key-oh, key-oh]

noun

plural

KO's 

1. a knockout in boxing.

verb (used with object)

KO'd, KO'ing 

1. to knock unconscious, especially in a boxing match; knock out.

KO

/ ˈkeɪˈəʊ /

verb

1. a slang term for knock out See knockout

noun

1. a slang term for knockout

Word History and Origins

Origin of KO¹

First recorded in 1920–25; initial letters of knock out

Example Sentences

"We got Justin the good look and KO got the rebound and put it back."

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Put into the same boxing ring to duke it out, the movie’s unintentional silliness easily KO’s its blips of emotional gravity.

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Cacace didn't let him off the hook as he meticulously broke Wood's resistance, thudding home some punishing shots and the towel came in from his corner to save him from an inevitable KO.

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Another contender worth mentioning is Lawrence Okolie, 31, the former cruiserweight world champion who announced himself at heavyweight with a one-round KO earlier this month.

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The Third Way coalition that is poised to take power has selected KO leader Donald Tusk as its candidate for prime minister.

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Related Words

• beating 
• blow 
• breakdown 
• collapse 
• debacle 
• destruction 
• drubbing 
• embarrassment 
• failure 
• killing 
• loss 
• massacre 
• rout 
• setback 
• thrashing 
• triumph