KO

2 of 2

verb

KO'd kā-ˈōd How to pronounce KO (audio)
ˈkā-(ˌ)ōd
; KO'ing kā-ˈō-iŋ How to pronounce KO (audio)
ˈkā-(ˌ)ō-iŋ

transitive verb

: to knock out (as in boxing)

Examples of KO in a Sentence

Noun He scored a KO in the second round. Verb He was KO'd in the second round.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
Cruz has not fought since losing to Marlon Vera via KO in August 2022. Brian Mazique, Forbes, 5 Nov. 2024 Look at Ruffy’s KO wins as a professional mixed martial artist in this video. Brian Mazique, Forbes, 23 Oct. 2024 Though observers might believe Beterbiev’s best chance is to win by KO and Bivol’s best chance is to outbox his opponent, Beterbiev is also a skillful boxer and Bivol has solid power. Josh Katzowitz, Forbes, 12 Oct. 2024 The moment happened in the second round when the City Kickboxing product flattened Latu with a left hook to register the one-punch KO to lock up the contract offer from White. Brian Mazique, Forbes, 11 Sep. 2024 Enlarge / Polio victim Larry Montoya is at the airport for the arrival of cases of vaccine, which were distributed as part of the KO Polio campaign, September 5, 1962. Beth Mole, Ars Technica, 7 Aug. 2024 Earlier this year, KO hiked its quarterly dividend by about 5.4% to 48.5 cents per share, marking the 62nd year of consecutive dividend hikes. Tipranks.com Staff, CNBC, 28 July 2024 Tank even has a higher knockout rate with about 93%, compared to Martin’s 67% KO rate. Rudie Obias, Variety, 15 June 2024 Fury even has a higher knockout rate with about 71%, compared to Usyk’s 67% KO rate. Rudie Obias, Variety, 18 May 2024

Word History

Etymology

Noun

knock out

First Known Use

Noun

1911, in the meaning defined above

Verb

1926, in the meaning defined above

Time Traveler
The first known use of KO was in 1911

Dictionary Entries Near KO

Cite this Entry

“KO.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/KO. Accessed 21 Nov. 2024.

Kids Definition

KO

1 of 2 noun
(ˈ)kā-ˈō How to pronounce KO (audio)
ˈkā-ō
plural KO's
: a knockout in boxing

KO

2 of 2 verb
KO'd kā-ˈōd How to pronounce KO (audio)
ˈkā-ōd
; KO'ing -ˈō-iŋ How to pronounce KO (audio)
-ō-
: to knock out in boxing

More from Merriam-Webster on KO

Last Updated: - Updated example sentences
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