knock out

What does the phrasal verb “knock out” mean? Explore the meaning and usage of the phrasal verb “knock out“, illustrated with examples:

Definition

1. To strike or bump (someone or something) out.
2. To render unconscious, as by a blow to the head.
3. To put to sleep.
4. To exhaust.
5. To complete, especially in haste; knock off.
6. To cause a mechanism to become non-functional by damaging or destroying it.

Example(s)

1. I accidentally knocked out the glass in my picture frame.
2. The boxer knocked out his opponent in the third round.
3. The pill knocked me out for a good three hours.
4. Working all day really knocked me out.
5. They knocked out the entire work in just two hours.
6. The military attack knocked out the enemy aircrafts.

Learn more about phrasal verbs here
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