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- Dictionaryun·do/ˌənˈdo͞o/
verb
- 1. unfasten, untie, or loosen (something): "the knot was difficult to undo" Similar Opposite
- 2. cancel or reverse the effects or results of (a previous action or measure): "there wasn't any way Evelyn could undo the damage" Similar Opposite
noun
- 1. a feature of a computer program that allows a user to cancel or reverse the last one or more commands executed: "the undo command"
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The meaning of UNDO is to open or loose by releasing a fastening. How to use undo in a sentence.
to unfasten something that is fastened or tied: Can someone help me to undo my seat belt? Fewer examples. I undid the buttons on my blouse. He had eaten so much that he had to undo his belt a couple of notches. He had undone the buttons of his shirt, exposing an unsightly expanse of white flesh.
Undo definition: to reverse the doing of; cause to be as if never done. See examples of UNDO used in a sentence.
If you undo something that is closed, tied, or held together, or if you undo the thing holding it, you loosen or remove the thing holding it.
to unfasten something that is closed or tied: He undid the top button of his shirt and loosened his tie. undo verb [T] (REMOVE EFFECTS) to remove the effects of something that happened earlier: It’s difficult to undo the damage caused by a father who abandons his child.
undo something to cancel the effect of something. He undid most of the good work of the previous manager. It's not too late to try and undo some of the damage. UNDO (= a command on a computer that cancels the previous action) Just select ‘Edit’ and ‘Undo’ to cancel the previous action.
When you undo something, you make it invalid, like when governments undo treaties they've signed in the past. Another way to undo is simply to open: "I couldn't undo the knot on my sneakers, so I just slipped them off." When we undo something, we cancel out its results, or reverse them.
Definition of undo verb in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
UNDO definition: 1. to open something that is tied or fastened: 2. to get rid of the effects of something that has…. Learn more.
undo meaning, definition, what is undo: to open something that is tied, fastened...: Learn more.
