1

knock out

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To strike or bump someone or something out.

I accidentally knocked out the glass in my picture frame.

2

knock out

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To render someone unconscious, as by a blow to the head.

The boxer knocked out his opponent in the third round.

3

knock out

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To put someone to sleep.

The allergy pill knocked him out for a good three hours.

4

knock out

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To exhaust a person or animal.

Running errands all day really knocked him out.

5

knock out

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To complete, especially in haste; knock off.

They knocked out the entire project in one night.

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    "knock out." Phrases.com. STANDS4 LLC, 2024. Web. 22 Dec. 2024. <https://www.phrases.com/idioms/knock-out>.

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