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Definitions

undo

[uhn-doo] / ʌnˈdu /




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But the judge said he had no authority to undo Essayli’s designation as first assistant.

From Los Angeles Times • Apr. 4, 2026

"No sentence can undo the trauma of what she endured. But we hope today marks the beginning of her journey toward the bright, safe, and happy future she deserves," the judge told the court.

From BBC • Mar. 27, 2026

“I know one guy who had a $2 million balance, pushed the wrong button and mistakenly converted the whole thing when he wanted to convert a portion. You can’t undo it. Conversions are permanent.”

From Barron's • Mar. 21, 2026

Studies suggest that catching up on rest at the weekend doesn’t actually undo the impact of sleep deprivation.

From The Wall Street Journal • Feb. 17, 2026

The bowline had been pulled tight by the strain on it during the night, but by working it back and forth, Malcolm was able to undo it.

From "The Book of Dust: La Belle Sauvage" by Philip Pullman