knock·out /ˈnɑkˌaʊt/
 把對手打倒在地的一擊;擊倒;被擊倒;引人注目的人物;轟動的事物


 knock·out /ˈnɑkˌaʊt/ 形容詞
 敲除


 knock·out, knock-out n. Act of knocking out, or state of being knocked out; the act of rendering a person unconscious by a blow. [wns=1]

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 knockout
      adj : very strong or vigorous; "strong winds"; "a hard left to the
            chin"; "a knockout punch"; "a severe blow" [syn: hard,
             severe]
      n 1: a very attractive or seductive looking woman [syn: smasher,
            stunner, beauty, ravisher, sweetheart, peach,
            lulu, looker, mantrap, dish]
      2: a blow that renders the opponent unconscious [syn: KO]