kayo

[ key-oh, key-oh; verb key-oh ]
See synonyms for: kayokayoedkayoing on Thesaurus.com

noun, verb,plural kay·os,kay·oed, kay·o·ing.
  1. KO.

Origin of kayo

1
An Americanism dating back to 1920–25

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

British Dictionary definitions for kayo

kayo

nounplural kayos
  1. boxing another term for knockout

verbkayoes, kayos, kayoing or kayoed
  1. boxing another term for knock out: See knockout (verb)

Origin of kayo

1
C20: from the initial letters of knock out

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