Undo

/ʌnˈduː/ · verb

Meaning

To reverse the effects of an action..

Definitions by Sense

1. To reverse the effects of an action.
2. (transitive) To unfasten.
3. (transitive, colloquial) To unfasten the clothing of (a person).
4. (figuratively) To impoverish or ruin, as in reputation; to cause the downfall of.
5. (computing) An operation that reverses a previous action.
6. Misspelling of undue.

Example Sentences

Fortunately, we can undo most of the damage to the system by the war.

What's done can't be undone.

Pro.[…]it was a torment / To lay vpon the damn'd, which Sycorax / Could not againe vndoe ; it was mine Art, / When I arriu'd, and heard thee, that made gape / The Pyne, and let thee out.

But Wigan undid their good work by conceding an avoidable second goal deep into first-half injury time.

And judging by how well the progressive and youth-favoured party did, many observers suspect this latest round of legal charges are a response to Future Forward's commitment to undo the legacy of military rule and undertake democratic reforms.

Could you undo my buckle for me?

PROSTITUTE: Undo me. There's a dear.

Woe is me, for I am undone!

Synonyms for undo

Antonyms for undo

Related Words

Word Forms

• undoes
• undoing
• undid
• undone
• undos

Usage Notes

Choose a synonym only when it preserves the intended meaning, tone, and grammar of the full sentence.

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