Definition of knock out

knock out

noun

an attractive person. Hyphenated.
She is such a knock-out.
- See more words with the same meaning: attractive person (either gender).
Last edited on May 02 2011. Submitted by SANGWON C. from Korea on Jul 02 1998.
something impressive. Hyphenated.
- See more words with the same meaning: impressive.
Last edited on May 02 2011. Submitted by Walter Rader (Editor) from Sacramento, CA, USA on Sep 09 2009.

verb - transitive

to make.
Let's knock out a couple more chairs before calling it a day.

Last edited on Oct 19 2012. Submitted by Walter Rader (Editor) from Sacramento, CA, USA on Aug 31 2009.
to make someone lose consciousness, for example by punching or with a drug.
We were just playing around and I accidentally knocked him out.

Citation from "Roots", The Strange Calls (TV), Season 1 Episode 6 censored in hope of resolving Google's penalty against this site.
- See more words with the same meaning: to hit, punch, slap.
Last edited on Sep 26 2018. Submitted by Walter Rader (Editor) from Sacramento, CA, USA on Sep 09 2009.
to masturbate. The direct object in this usage is always "one".
What did you do last night? I just stayed at home, downloaded some porn and knocked one out.

Last edited on Sep 26 2018. Submitted by Anonymous on Jan 19 2015.

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Related words

Slang terms with the same meaning

Other terms relating to 'attractive person (either gender)':
need the D	Definitions include: "need the dick".
buffting	Definitions include: an attractive person.
NAUF	Definitions include: acronym for "nice ass, ugly face".
dime	Definitions include: a very attractive person; "a perfect ten".
cutie pie	Definitions include: a very cute person, of any age.
looker	Definitions include: an attractive person.
eye candy	Definitions include: an attractive person.
*piece of ss**	Definitions include: an attractive person.
10	Definitions include: a very attractive person.
stunner	Definitions include: an attractive person.
totty	Definitions include: an attractive person.
me-ow	Definitions include: exclamation upon seeing an attractive person.
fox	Definitions include: an attractive person.
burger	Definitions include: an attractive person.
ten	Definitions include: a very attractive person.
(show 28 more)
Other terms relating to 'impressive':
a hell of a	Definitions include: an impressive.
next-level	Definitions include: impressive.
l337	Definitions include: the leet spelling of "elite".
knock (one's) socks off	Definitions include: to greatly impress a person.
31337	Definitions include: computer speak for "elite."
bad boy	Definitions include: generic term for a specific object; "thing".
epic	Definitions include: impressive.
raise the bar	Definitions include: to set a more impressive precedent or record.
slay	Definitions include: to have sex (with).
on steroids	Definitions include: a more impressive version.
a humdinger	Definitions include: something impressive.
1337	Definitions include: "elite".
wow	Definitions include: an exclamation of delight, surprise or amazement.
*some sht**	Definitions include: something impressive, whether good or bad.
whiz-bang	Definitions include: impressive or flashy.
(show 9 more)
Other terms relating to 'to hit, punch, slap':
donkey punch	Definitions include: one of many "sex moves" that involve physical abuse of women.
wallop	Definitions include: to punch.
nail	Definitions include: to have sex with.
sock	Definitions include: to hit.
*50 yard cnt punt**	Definitions include: a very hard kick to the female genitals ("cunt").
belt	Definitions include: to hit.
knuckle sandwich	Definitions include: a punch or hit with a first, usually to the face.
*btch-slap**	Definitions include: a slap of the manner described in the verb form.
DP	Definitions include: acronym for "dear partner", i.e. one's unmarried significant other.
jack	Definitions include: a five pound note.
lay the smack down	Definitions include: to beat someone badly.
roshambo	Definitions include: to get flicked in the testicles; usually causing extreme pain.
slug	Definitions include: to hitchhike as described in the noun sense.
fist of fives	Definitions include: a punch.
give a thumper	Definitions include: to strike someone with great force.
(show 24 more)

Slang terms with the same root words

Other terms relating to 'knock':
hard-knock life	Definitions include: a life during which many bad things happen.
knock	Definitions include: to impregnate.
knock about	Definitions include: variant of "knock around".
knock around	Definitions include: to mistreat.
knock back	Definitions include: to drink.
knock boots	Definitions include: to have sexual intercourse.
knock dead	Definitions include: to impress.
knock down	Definitions include: A formal introduction-
knocked off	Definitions include: stolen.
knocked out	Definitions include: In a deep sleep.
knocked up	Definitions include: Also the past tense of "knock up".
knockin	Definitions include: adverb - really, very, conveying a sense of the extreme.
knock it off	Definitions include: stop.
knock it out	Definitions include: to have sexual intercourse.
knock off	Definitions include: a forgery.
(show 15 more hide)
Other terms relating to 'out':
all blowed out	Definitions include: the feeling when you defecate huge and your anus is stretched.
amped-out	Definitions include: fatigued after amphetamine use.
as all get-out	Definitions include: very; really; extremely.
ask (one) out	Definitions include: to ask a person on a date.
*ss out	Definitions include: in an irreparably bad situation; "out of luck"; "screwed".
back one out	Definitions include: to defecate; "poop".
bail out	Definitions include: to get someone out of jail by posting bail.
bait out	Definitions include: to tell on someone; "snitch".
bake-out	Definitions include: a session of getting baked (i.e. high from marijuana.)
ball out	Definitions include: to leave.
balls out	Definitions include: See also balls to the wall.
bang out	Definitions include: to hit or cause bodily injury.
beast out	Definitions include: to study to excess or to be over-competitive in school-work.
beat (one's) brains out	Definitions include: to beat severely.
*beat seven shades of sht out of**	Definitions include: to beat severely.
(show 385 more hide)