KO | kayo Meaning a knockout, especially in boxing (n.) | to knock someone out, usually with a punch (v.) For example Three of the boxers won their fights with a kayo, and the rest won on points. The fight was stopped after Tony KOed his opponent in the fourth round. #Slang_of_the_Day ▬▬▬▬▬▬▬▬▬▬▬▬ ➠@PhrasalCards ➠@SlangWords ➠@IdiomsLand ➠@Vocabulix ➠@GrammarCards ➠@EnglishGate ➠@StoryPage 3.6K views03:30