n. 25B6; noun
the match was won by a knockout : STUNNING BLOW, finishing blow, coup de grâce; informal KO, kayo.
(informal) she's a knockout! : BEAUTY, vision, picture, sensation, dream; informal stunner, dish, looker, good-looker, peach, cracker; Brit. informal smasher.
(informal) a technical knockout : MASTERPIECE, sensation, marvel, wonder, triumph, success, feat, coup, master stroke, tour de force.