Knockout

Noun

 * 1) The act of making someone unconscious, or at least unable to come back on their feet within a certain period of time; a TKO.
 * The boxer scored a knockout on his opponent.
 * 1)  Something wildly popular, entertaining, or funny.
 * If you've ever had a sack race, you know it's a real knockout for kids and adults alike.
 * 1)  A very attractive person, especially a beautiful woman.
 * 2) * 1995, Rhonda K. Reinholtz et al., "Sexual Discourse and Sexual Intercourse," in P. J. Kalbfleisch and M. J. Cody, eds., Gender, Power, and Communications in Human Relationships, p. 150,
 * Phrases such as "she bowled me over," "she's striking," and "she's a knockout" suggest that the woman affects the man in ways he cannot mediate or control.
 * 1) A partially punched opening meant for optional later removal.
 * They left a knockout in the panel for running extra wires someday.
 * 1)  The deactivation of a particular gene.
 * 2)  A creature engineered with a particular gene deactivated.
 * 3)  An event where a foreground color causes a background color not to print.
 * 4)  A tournament, in which a team or player must beat the opponent in order to progress to the next round.

Adjective

 * 1) Rendering someone unconscious.
 * He delivered a knockout blow.
 * 1) Stunning; amazing; gorgeous.
 * You should have seen her knockout eyes.

Thesaurus
Cadmean victory, KO, Miss America, Pyrrhic victory, ace, ascendancy, bathing beauty, beau ideal, beaut, beauty, beauty contest winner, beauty queen, belle, blackout, bunny, catalepsy, catatonia, catatony, championship, charmer, clincher, coma, conquest, corker, coup de grace, cover girl, crackerjack, crusher, daisy, dandy, darb, dazzler, death stroke, deathblow, dilly, dream, easy victory, enchantress, end-all, ender, eyeful, faint, final stroke, finisher, finishing stroke, grand slam, grayout, great beauty, hit, honey, humdinger, kayo, kayo punch, killer-diller, knockout blow, lady fair, landslide, landslide victory, last dab, lipothymia, lipothymy, lollapaloosa, looker, lovely, lulu, mastery, model, moral victory, nirvana, nirvana principle, nothingness, oblivion, obliviousness, paragon, peach, picnic, pinup, pinup girl, pip, pippin, pushover, pussycat, quietus, raving beauty, reigning beauty, runaway victory, semiconsciousness, sensation, senselessness, settler, sex kitten, sleep, slick chick, smash, smash hit, sockdolager, stopper, stunner, stupor, subdual, subduing, success, sweetheart, swoon, syncope, the nuts, total victory, triumph, unconsciousness, victory, walkaway, walkover, whiz, win, winner, winning, winning streak

Etymology
knock + out

Noun

 * Croatian:
 * Dutch: knock-out
 * Finnish:


 * Indonesian:
 * Russian:
 * Ukrainian:

Adjective

 * Finnish:


 * Thai: ยกเดียวจอด


 * Finnish:


 * Thai: ยกเดียวจอด

Related terms

 * knock one's socks off
 * knock out
 * technical knockout, TKO