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knock out

VERB
  1. empty (as of tobacco) by knocking out
    knocked out a pipe
  2. eliminate
    knock out a target
  3. knock unconscious or senseless
    the boxing champion knocked out his opponent in a few seconds
  4. overwhelm with admiration
    All the guys were knocked out by her charm
  5. destroy or break forcefully
    The windows were knocked out

How To Use knock out In A Sentence

  • If they can find a way to knock out that gene in the cherimoya, it could bring Mark Twain's favorite fruit, and many others, to a grocery store near you.
  • We did Chi Gong, went in for peritoneal taps every 10 days (extracting from his stomach cavity 5 to 6 liters of ascites fluid buildup each time), meditated, kept a healer busy 20 to 30 hours a week, interviewed oncologists looking for specific chemotropic agents to knock out his tumors, took saunas, and maintained a very positive state of mind. Dal LaMagna: My Friend, Derek Lamb
  • So there is no point establishing his suit as declarer will duck again and knock out your ace of clubs. Times, Sunday Times
  • Many of these plants are repeated in her own yard such as coral bells (heuchera), Thunberg spiraea (Spirea thunbergii 'Ogon') and "Knock Out" roses. Gardening's Final Frontier: the 'Hellstrip'
  • Pizza boxes would be kicked to knock out the roaches and the mice droppings before being used for a delivery.
  • It has everything the other one had, and a lot more, because it'll be cram-full of supplies to be used in case of a general blitz that would knock out everything on the planet. The Cosmic Computer
  • ‘We have to confirm it,’ he says of the new grant in which researchers will use different drugs to mimic aging, drugs that knock out L-arginine and tetrahydrobiopterin, to try to create an aged artery and restudy estrogen's impact.
  • There are no rail or road nets to attack, no ammunition dumps to bomb, no bridges to knock out.
  • Be careful not to overmix and knock out the air bubbles. Times, Sunday Times
  • Men come from up-country with a big cheque to knock out -- shearers and men like that, who live in the backblocks for months, hundreds of miles from hotels. Captivity
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