This is a girl who is beautiful with or without makeup. Most are high matinence but doesn't mean all of them will be. She has it all, beauty and brains.

Also know as: Knockout Beauty.
I like dat chick right there! She's a knockout.
by Mon-Mon August 13, 2007
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a basketball game where one person shoots a free throw/three pointer and if he misses he must chase his ball and make any shot before the person behind him makes a shot.
I can't shoot so he beat me in knockout.
by ben renner June 22, 2005
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A korean rap song by GD and T.O.P
"lets listen to knockout, i heard the music video is awesome too"
by zz1 August 17, 2011
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when having sex, you go for at least three rounds that are at least 30 minutes long and you don't cum until the the third or later round
round one=no cum, round two=no cum, round three=cum and KNOCK-OUT
by Wizzard the Juggalo December 09, 2010
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A: There's a swelling under your eye. Did you fight last night?
B: Yes
A: Did you win?
B: I Tysoned him out

by gachello August 05, 2011
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Knockouts and Knockouts Haircuts for Men are the trade names of an American salon chain with a boxing (and mixed martial arts) /sex appeal theme targeting men. NBC's "The Today Show" and CNBC's "The Big Idea with Donny Deutsch" and other media have labeled Knockouts the Hooters of Haircutting. Knockouts employs an attractive all-female staff of licensed hair stylists and massage therapists. The services include haircuts, hair coloring, waxing, manicures, pedicures, and six types of massage therapy.
Dude, if you want a cool haircut and a FREE beer, go to Knockouts, they are the Hooters of Haircutting.
by El Jefe Viernes May 20, 2009
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She's a "Knockout" typically refers to a woman who in addition to being physically attractive, also exhibits great empathy, appreciation, and respect for all things and people she comes into contact with.
Have your met Mark's new girlfriend Vicky? Yes, she is quite a knockout.
by markalodian October 25, 2019
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