View synonyms for

knock out

Render useless or inoperative, as in The storm knocked out the power .
See knock oneself out .
Make tired, exhaust, as in That sightseeing tour knocked me out .
See knock off , def. 2.
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]

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Example Sentences

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When a massive storm knocked out power and sent the world outside into a flickering haze of uncertainty — no streetlights, no signal, no safety net — James was there.

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After grabbing the girl he put his hand into her mouth to muffle her screams with enough force to knock out a tooth.

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Last week the club knocked out Orange County SC, a perennial playoff team in the second-tier USL Championship, from the U.S.

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The winner will face Lei Peifan, who knocked out defending champion Wilson on Saturday, in the last 16.

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Compliance, however, amounted to consenting to what Stanford professor Adrian Daub calls "a controlled demolition, with each demand a charge to knock out another pillar of academic freedom."

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knockout knockout drops

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