abbreviationkeɪˈəʊˌkeɪˈoʊ
nounPlural KOskeɪˈəʊˌkeɪˈoʊ
Boxing A knockout in a boxing match.
(拳击比赛中)击倒取胜。参见KAYO 
See also kayo
Synonyms
stunning blow, finishing blow
verbKO'dkeɪˈəʊˌkeɪˈoʊ
[with object]Boxing Knock (an opponent) out in a boxing match.
(拳击比赛中)击倒取胜。参见KAYO 
Example sentencesExamples
-  His final 5 bouts following the McClellan tragedy ended with a record of 2-3 with Benn being KO'd on 2 of those occasions.
 -  In his first fight as a pro, Foreman KO'd Don Waldheim in the third round an hour before Frazier and Quarry fought.
 -  Conn had KO'd his last four opponents, including heavyweights Buddy Knox and Gunnar Barlund, both in the 8th rounds.
 -  Those days may have ended when Mike Tyson got KO'd by Buster Douglas.
 -  It's sort of like when Buster Douglas KO'd Mike Tyson.
 
Synonyms
knocked out, insensible, senseless, insentient, insensate, passed out, comatose, in a coma, inert