knock out

Idioms  

1. Also, knock out cold . Render unconscious by a blow or some other means. For example, It was just a swinging door, but it knocked her out , or Just one of those sleeping pills can knock you out cold . [Late 1500s]

2. Make tired, exhaust, as in That sightseeing tour knocked me out .

3. Render useless or inoperative, as in The storm knocked out the power .

4. See knock off , def. 2.

5. See knock oneself out .

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Example Sentences

Anthony Joshua knocked out Jake Paul in the sixth round of their heavyweight fight on Friday night, but the real loser wasn’t Paul — it was most sports bettors.

From MarketWatch

Wade is the highest-ranked seed to be eliminated so far and his defeat, along with Wessel Nijman's loss earlier on Monday, means 14 of the 32 seeded players have been knocked out.

From BBC

Paul likes to remind people that he’s a lightning quick study—he insists that he has never been knocked out or knocked down, not even in sparring.

From The Wall Street Journal

"There's no way on this Earth that this fight ends with Jake Paul knocking out Anthony Joshua," Bisping said on his YouTube channel.

From Barron's

It is the second year running that Menzies has been knocked out in the first round after he broke down in tears during and following his exit to Leonard Gates last December.

From BBC