Knockout meaning

nŏk'out'
A strikingly attractive or impressive person or thing.
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The act of knocking out.
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The state of being knocked out.
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A blow that knocks out an opponent.
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A victory in boxing in which one's opponent is unable to rise from the canvas within a specified time after being knocked down or is judged too injured to continue.
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The act of winning a boxing match in this way.

Won the fight by a knockout.

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Capable of knocking someone out.

A knockout punch; knockout drops put in a drink.

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Strikingly attractive or impressive.
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Having a specific single gene inactivated or removed by genetic manipulation.

Knockout mice used in an experiment.

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That knocks out.
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A knocking out or being knocked out.
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A very attractive or striking person or thing.
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A blow that knocks out.
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A victory won when the opponent is knocked out.
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Having a specific single gene inactivated or removed by genetic manipulation.

Knockout mice used in an experiment.

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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.

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The deactivation of anything.
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(informal) 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.

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(informal) A very attractive person, especially a beautiful woman.
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A partially punched opening meant for optional later removal.

They left a knockout in the panel for running extra wires someday.

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(genetics) The deactivation of a particular gene.
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(genetics) A creature engineered with a particular gene deactivated.
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(printing) An event where a foreground color causes a background color not to print.
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(sports) A tournament, in which a team or player must beat the opponent in order to progress to the next round.

The knockout stages of the competition.

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Rendering someone unconscious.

He delivered a knockout blow.

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Amazing; gorgeous; beautiful.

You should have seen her knockout eyes.

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(genetics) Designating an organism in which a particular gene has been removed or deactivated.
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Causing elimination from a competition.
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Origin of knockout

From knock out.