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单词 knock out
释义 knock out
transitive verb
1.
 a. : to produce especially roughly or hastily : turn out hurriedly
  < in that same month he knocked out eleven novelettes — Time >
 b. : to get through with : take care of especially in a hurred or routine way : attend to : dispatch
  < quickly knocked out the few things that had to be looked after >
2.
 a.
  (1) : to fell (a boxing opponent) by hitting especially on the chin and making unconscious or otherwise unable to rise or continue within a specified time
   < knocked him out in the first round >
  (2) : to make unconscious or to stupefy especially by hitting on the head
   < the flowerpot hit him on the head and knocked him out >
 b.
  (1) : to make the further use of impossible without replacement or repair : put out of commission : make inoperative
   < telephone communications had been knocked out >
   : demolish, destroy
   < knocking out the bridges and an ammunition dump — Lee Rogow >
   < knocked out twelve transport aircraft — Time >
  (2) : to put an effective end to : get rid of : eliminate, crush, squash, squelch
   < knocked out commercial gambling — A.E.Stevenson †1965 >
3.
 a. : to make (as oneself) exhausted : tire out : wear out
  < knocked themselves out with excessive work >
 b. : to exert (as oneself) to the breaking point or beyond endurance : exert to the utmost : drive to the point of exhaustion
  < knocking myself out to get top grades — W.H.Whyte >
  < knocked ourselves out preparing for the grand opening — Polly Adler >
4. : to strike (the inverted bowl of a pipe of tobacco) on something or with something so as to cause burning or burned tobacco to fall out
 < knocked his pipe out before refilling it >
5. : to knock out of the box
 < the pitcher was knocked out in the fifth inning >
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更新时间:2025/6/18 11:13:42