undo
ʌnˈduː
undidundone
Definition Synonyms Conjugation

Definition of undo - Reverso English Dictionary

Verb

tr.
1.
actionsunfasten or loosen something
  • She undid the buttons on her coat.
unbutton unclip unhook
2.
reversalreverse the effects of an action
  • He tried to undo the damage.
negate reverse
3.
harmcause the downfall or ruin of someone
  • His mistakes could undo his career.
destroy overthrow ruin
4.
remove stitchescause to come apart by removing stitches
  • She had to undo the seams to alter the dress..
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Expressions with undo

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erase or negate previous events or decisions
She wanted to undo the past and start over.
untie a knot in something
She tried to undo the knot in her shoelace.

Origin of undo

Old English, un- (reverse) + do (perform)

Terms with undo included in their meaning

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actions
loosen or undo a knot or tie
undo change
able to be changed back to original state
time change
go back to an earlier time or undo progress
irreversible action
impossible to undo or reverse something once it has happened
revert
undo a previous action or decision
textiles
undo twisted, knitted, or woven threads
literal
undo a knot in a rope or string
change
undo changes or decisions made

Examples of undo in a sentence

  • The mechanic undid the bolts with ease.
  • She wished to undo her previous mistakes.
  • The software allows users to undo recent changes.
  • A single scandal might undo the mayor.
  • Debt eventually undid the small business.
  • He decided to undo the hem and start over.

View all translations of undo

Click below to see the appropriate translations facing each meaning.
  1. French:déboutonner, annuler, ...
  2. German:aufknöpfen, rückgängig machen, ...
  3. Italian:slacciare, annullare, ...
  4. Spanish:desabrochar, revertir, ...
  5. Portuguese:desapertar, reverter, ...
  6. Chinese:解开, 撤销, ...
  7. Japanese:外す, 元に戻す, ...
  8. Arabic:فَكَّ, عَكَسَ, ...
  9. Hebrew:לִפְתּוֹחַ, לְבַטֵּל, ...
  10. Russian:расстегнуть, устранить, ...
  11. Ukrainian:розстібати, зворочувати, ...
  12. Hindi:खोलना, उलटना, ...

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