knockout

See also: Knockout, knock-out, Knock-out, and knock out

English

Alternative forms

Etymology

    Deverbal from knock out.

    Pronunciation

    • (UK) IPA(key): /ˈnɒk.aʊt/
    • Audio (Southern England):(file)
    • (General American) IPA(key): /ˈnɑk.oʊt/

    Noun

    knockout (plural knockouts)

    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.
      The boxer scored a knockout on his opponent.
    2. The deactivation of anything.
      • 1989 February 6, Network World, page 82:
        Pull the plug on a node to see how the network handles a node knockout.
    3. (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.
    4. (informal) A very attractive person, especially a beautiful woman.
      Synonym: stunner
      • 1930, Dashiell Hammet, The Maltese Falcon, New York, N.Y.; London: Alfred A[braham] Knopf, →OCLC, page 3:
        “There’s a girl wants to see you. Her name’s Wonderly.” “A customer?” “I guess so. You’ll want to see her anyway: she’s a knockout.”
      • 1992, Neal Stephenson, Snow Crash, New York: Bantam Books, →ISBN, page 183:
        "You’re asking too many questions. Look. You’re a cute kid. I mean, you’re a hell of a chick. You’re a knockout. But don’t go thinking you’re too important at this stage."
      • 1995, Rhonda K. Reinholtz, “Sexual Discourse and Sexual Intercourse”, in P. J. Kalbfleisch, M. J. Cody, editors, Gender, Power, and Communications in Human Relationships, Routledge, →ISBN, page 150:
        Phrases such as "she bowled me over," "she's striking," and "she's a knockout" suggest that the woman affects the man in ways he cannot mediate or control.
      • 2009 March 28, Angelique Chrisafis, “The mystery of the bikini-clad minister”, in Alan Rusbridger, editor, The Guardian‎[1], London: Guardian News & Media, →ISSN, →OCLC, archived from the original on 13 October 2026:
        She was the "bikini-babe", "Sarkozette" stunna who never was. Paris was baffled this week when some of the British media began drooling over an old beach photograph of a former newsreader, Christine Kelly, whom they announced as Sarkozy's latest cabinet appointment—or rather "knockout lovely" or "oh yes, minister!".
    5. A partially punched opening meant for optional later removal.
      They left a knockout in the panel for running extra wires someday.
    6. (genetics) The deactivation of a particular gene.
    7. (genetics) A creature engineered with a particular gene deactivated.
    8. (printing) An event where a foreground color causes a background color not to print.
    9. (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
      • 2011 November 3, Chris Bevan, “Rubin Kazan 1 – 0 Tottenham”, in BBC Sport‎[2], archived from the original on 26 August 2026:
        In truth, Tottenham never really looked like taking all three points and this defeat means they face a battle to reach the knockout stages -with their next home game against PAOK Salonika on 30 November likely to prove decisive.
    10. (uncountable) A simple game for two or more players, derived from basketball.
    11. (US, professional wrestling, capitalized) A woman in Total Nonstop Action Wrestling.
    12. Ellipsis of knockout auction.

    Derived terms

    Descendants

    • → Belarusian: нака́ўт (nakáwt)
    • → Portuguese: nocaute, knockout (unadapted spelling)
    • → Russian: нока́ут (nokáut)
    • → Spanish: nocaut
    • → Ukrainian: нока́ут (nokáut)
    • → Vietnamese: nốc ao

    Translations

    Adjective

    knockout (not comparable)

    1. Rendering someone unconscious.
      He delivered a knockout blow.
    2. Amazing; gorgeous; beautiful.
      You should have seen her knockout eyes.
      • 2010, Ro Martinez, Modeling at Any Age, page 81:
        If the same model has beautiful hair, white teeth, glowing skin, a fit body, good hands and legs, a great wardrobe, and a knockout comp, her value on the "bookability meter" goes sky high.
    3. (genetics) Designating an organism in which a particular gene has been removed or deactivated.
      • 1999, Matt Ridley, Genome, Harper Perennial, published 2004, page 255:
        The result is a so-called knockout mouse, reared with a single gene silenced, the better to reveal that gene's true purpose.
    4. Causing elimination from a competition.
      • 2012, Ben Smith, “Leeds United 2-1 Everton”, in bbc.co.uk‎[3]:
        Rodolph Austin delivered the knockout blow from close range 20 minutes from time, after Aidan White had given Leeds a dream start after four minutes.

    Translations

    Portuguese

    Etymology

      Unadapted borrowing from English knockout.

      Noun

      knockout m (plural knockouts)

      1. alternative spelling of nocaute

      Further reading

      Romanian

      Etymology

        Borrowed from French knock-out or English knockout.

        Noun

        knockout n (plural knockouturi)

        1. (sports) knockout

        Declension

        singular plural
        indefinite definite indefinite definite
        nominative-accusative knockout knockoutul knockouturi knockouturile
        genitive-dative knockout knockoutului knockouturi knockouturilor
        vocative knockoutule knockouturilor

        Swedish

        Etymology

        Borrowed from English knockout. Attested since 1921.

        Noun

        knockout c

        1. (sports, boxing) a knockout
          vinna på knockout
          win by knockout
          slå knockout på någon
          knock someone out
        2. (figuratively) a knockout (decisive victory or the like)

        Declension

        See also

        References