When a person is knocked out by one big, exact hit that takes a person from being fine to getting ktfo.
Arlovski ran in against Fedor and took a flash knockout.
by fsdfasdfsafasf we September 18, 2009
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chloral hydrate, especially when added to an alcoholic drink
They found a bottle of knockout drops in the basement. This made them think that he was using the house to put people to sleep and take their drivers licences.
by Light Joker November 16, 2005
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A term to describe how you punch an occupant in the mouth continiously until all of their teeth fall out onto the floor of the room where the Knockout Blow is situated. The Knockout Blow will either result in a knocked-out or minorly sedated occupant, therefore making it easier to get some much needed oral sex.
I gave her a knockout blow tyson would be proud of.
by PimpDaddy Of Radders October 08, 2011
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One who is usually undefeated and nearly defeats all of their opponents by knockout
by Alex McK February 15, 2019
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a term used to describe a girl that's real marriage material that you wanna love
"that girl is a sure-fire knockout betty"

"I met a woman last night that is a total knockout betty"
by Laserdonkey February 14, 2021
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This is another name for NyQuil or night time cough and flu medicine
Santiago wasn’t feeling well so he took some knockout slurpy so he could feel better and get a good nights sleep.
by 209 Words of the Moment October 19, 2017
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after Having sex and lying on a comfortable bed you just end up falling asleep
by DarfleChorf September 22, 2019
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