or K.O., k.o., kay·o
[noun key-oh, key-oh; verb key-oh]Slang.
- a knockout in boxing.
- to knock unconscious, especially in a boxing match; knock out.
Origin of KO
First recorded in 1920–25; initial letters of knock out
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for ko
“There should be a statue of John Carlos in every city,” KO opined.Keith Olbermann Makes Hilarious Return to ESPN, But for How Long?
August 27, 2013
Ko Young-hui died of breast cancer in exile in Paris in 2004.
Ko is portrayed speaking in the film over still images of her nurturing Kim Jong-un.
Ko is one of the Burmese equivalents of Mr., more respectful than Maung.A Civil Servant in Burma
Herbert Thirkel White
Pipe (tobacco), hióchko (och guttural; ko almost like ke, e ½).
Moskoe (mos'ko), Probably Poe had in mind the Mos'kenaso island.Elson Grammar School Literature, Book Four.
William H. Elson
Ko had three mules, in addition to the one he rode, and two bearers.
The grenade rolled from Ko's hand, and as it did, the safety handle flew off!
- a slang term for knock outSee knockout
- a slang term for knockout
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012