knockout - definition and synonyms

noun [countable] 

Your browser doesn’t support HTML5 audio

  1. 1
    a hit that knocks a boxer down, so that they cannot get up
    1. a.
      a boxing match that is won when one person cannot get up after being hit

      a knockout victory

  2. 3
    British a competition in which the player or team that loses a game does not take part in later games