# knockout

> English word · Noun · IPA /ˈnɒk.aʊt/ · frequency rank #12,803

## Definitions
1. The act of making one unconscious, or at least unable to come back on one's feet within a certain period of time; a TKO.
2. The deactivation of anything.
3. Something wildly popular, entertaining, or funny.
4. A very attractive person, especially a beautiful woman.
5. A partially punched opening meant for optional later removal.
6. The deactivation of a particular gene.
7. A creature engineered with a particular gene deactivated.
8. An event where a foreground color causes a background color not to print.
9. A tournament in which a team or player must beat the opponent in order to progress to the next round.
10. A simple game for two or more players, derived from basketball.
11. A woman in Total Nonstop Action Wrestling.
12. Ellipsis of knockout auction.

## Etymology
Deverbal from knock out.

## Common misspellings (12)
`kknockout`, `kncokout`, `knnockout`, `knocckout`, `knockkout`, `knockotu`, `knockoutt`, `knockuot`, `knocokut`, `knokcout`, `konckout`, `nkockout`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/knockout