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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.

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There’s so much work to do, so much chaos and destruction to try to undo, and still a few months before the newly elected can take office and start shaping their states and districts.

From Slate ● Nov. 4, 2026

Until those approaches have been shown to work reliably, the ability to undo or adjust a treatment remains an important safety advantage of traditional medicine.

From Science Daily ● Nov. 4, 2026

But all the AI bots can’t undo the facts of Anakin’s story.

From Salon ● Nov. 3, 2026

Both full-backs have been used as tactical tools to undo a team's defensive strategy too:

From BBC ● Oct. 17, 2026

She sat on the bed and watched him put away his hat and undo the button on his collar and brush his hair.

From "The Heart is a Lonely Hunter" by Carson McCullers

The two-segment operating model undoes changes made by former chief executive Bernard Looney that were initiated as part of BP’s pivot to lower-carbon sources of energy.

From The Wall Street Journal ● Jun. 9, 2026

The decision undoes a ruling by US District Judge Maame E Frimpong in Los Angeles, who had said that there is a "mountain of evidence" showing the raids were violating the US Constitution.

From BBC ● Sep. 8, 2025

It started with the recent ancestor of XEC, KP.3.3, which exhibits a mutation that undoes destroying the essential transcription region of N* so the N* protein can’t be produced.

From Salon ● Oct. 9, 2024

The decision by an 11-judge 9th Circuit panel undoes one made last year by a three-judge panel of the same court.

From Los Angeles Times ● Jun. 10, 2024

But it does no good, undoes no spell.

From "The Cruel Prince" by Holly Black

Audiences learned in the 2024 series, “Agatha All Along,” that although Billy and Tommy’s physical forms disappeared when Wanda undid her hex at the end of “WandaVision,” their souls remained.

From Los Angeles Times ● Oct. 14, 2026

The fastest Ferrari driver across the weekend, but two costly penalties undid much of the good work.

From BBC ● Jul. 26, 2026

With an ample majority of the 117 members present in the 130-seat chamber, lawmakers undid a rule that since 2020 had limited the president's ability to impose states of emergency.

From Barron's ● May 27, 2026

And whatever your case for tariffs is, the way we implemented them undid it completely.

From Slate ● Apr. 22, 2026

I went into the bathroom and undid the straps of my overalls.

From "Middlesex: A Novel" by Jeffrey Eugenides

Wall Street’s top trades of 2026 are coming undone as a violent rotation rattles the U.S. stock market.

From MarketWatch ● Nov. 5, 2026

Simmering and subtly cumulative, the movie is full of overwhelming anguish, buried beneath a masculine stoicism forever threatening to come undone.

From The Wall Street Journal ● Oct. 22, 2026

Also set to appear on the show is Mollica’s Thomas Shepherd, an older incarnation of one of Wanda and Vision’s magically created sons who had disappeared when the hex enveloping Westview was undone.

From Los Angeles Times ● Oct. 14, 2026

“They have destroyed a lot of buildings to build these outposts, and that is something that can’t be undone, but they could easily leave these giant dirt berms where they are.”

From The Wall Street Journal ● Oct. 9, 2026

She did her best, she asked advice of Mrs. Cornelius, she racked her brain to remember what Hannah did that she left undone, she reboiled, resugared, and restrained, but that dreadful stuff wouldn’t ‘jell’.

From "Little Women" by Louisa May Alcott

After undoing her hex that let her live out a version of a happily ever after with Vision, Wanda had to watch him and their kids — twin boys Tommy and Billy Maximoff — disappear.

From Los Angeles Times ● Oct. 14, 2026

They beautifully elucidate Herzog’s complex notions of loneliness, reminding us that the heart’s desire to cling to something familiar and safe can also be its undoing.

From Salon ● Sep. 28, 2026

The appellate panel voiced serious doubts about undoing the consent decree at oral arguments in June.

From Los Angeles Times ● Aug. 19, 2026

But the success of the scheme has also been its undoing – it's growing rapidly and costing the government too much.

From BBC ● Aug. 12, 2026

It took some doing and undoing to bring me down to earth.

From "In the Time of the Butterflies" by Julia Alvarez


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