Found 2 items, similar to ko.
English → English (WordNet) Definition: KO KO n : a blow that renders the opponent unconscious [syn: knockout]
English → English (gcide) Definition: ko KO \KO\, KO \K.O.\, ko \k.o.\n. a knockout; a blow that renders the opponent unconscious; -- used especially in boxing. [acronym] Syn: knockout. [WordNet 1.5]