Synonyms for knock out | Synonym.com

Synonyms and antonyms for knock out

1. knock (v.)

deliver a sharp blow or push :"He knocked the glass clear across the room"

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2. knock (v.)

rap with the knuckles

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3. knock (v.)

knock against with force or violence

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4. out (adv.)

away from home

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5. knock (n.)

the sound of knocking (as on a door or in an engine or bearing)

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6. out (adj.)

not allowed to continue to bat or run

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7. knock (n.)

negative criticism

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8. knock-down-and-drag-out (adj.)

extremely violent

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9. out (adj.)

being out or having grown cold

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10. out (adj.)

not worth considering as a possibility

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