B1verbtechnologyhome
US/ʌnˈduː/
UK/ʌnˈduː/
to open something that was fastened or tied, or to cancel the effect of something
In context
She bent down to undo her shoelaces before the race.
Press this button to undo your last change.
Years of hard work can be undone by one bad decision.
Words that go with undo
verb + noun
- undo the damageNothing can undo the damage that was done.
- undo a mistakeYou cannot undo a mistake, but you can learn from it.
- undo a knotIt took me ten minutes to undo the knot.
- undo a buttonHe stopped to undo a button on his coat.
- undo the changesClick here to undo the changes.
adverb + verb
- easily undoMost edits can easily be undone.
Common mistakes
Incorrect:
The damage can't be undid.Correct: The damage can't be undone.