How to Use undo in a Sentence

undo

verb
  • You can't undo the past.
  • The damage cannot be undone.
  • He was undone by greed.
  • Pass over your hair with a brush, this time starting at the scalp, to undo the finest knots.
    Caitie Kelly, New York Times, 29 Jan. 2024
  • Just chop the sleeves at the hem, undo a few buttons, and pile on the gold jewelry.
    Ann Wang, Seventeen, 24 Jan. 2023
  • Even if a deal is reached, researchers say some of the damage will be hard to undo.
    Bytania Rabesandratana, science.org, 28 Feb. 2023
  • The Fifth Circuit decision does not undo the Supreme Court's move to place the law on hold.
    Brian Fung, CNN, 16 Sep. 2022
  • Justin, 30, wore a Marine Serre shirt with the buttons undone.
    Michelle Lee, Peoplemag, 8 Mar. 2024
  • Some of the work of the New Dealers and the Japanese liberals was undone.
    Ian Buruma, The New Yorker, 16 Oct. 2023
  • Disney sued in federal court and asked for the changes to be undone.
    Skyler Swisher, Orlando Sentinel, 13 June 2024
  • This could undo many years of progress in protecting our right to breathe clean, smoke-free air.
    Letters To The Editor, The Mercury News, 27 Sep. 2024
  • And, so, when there is a difference in leadership of the House there won’t be any way to undo it.
    Margaret M. Russell, The Conversation, 19 Dec. 2022
  • The top few buttons of his shirt are undone, over a white undershirt.
    Hazlitt, 7 Feb. 2024
  • Still, there was a task left yet undone; to reach out personally and thank the men who had saved him.
    David Murray, USA TODAY, 14 Aug. 2023
  • The first mega star of the modern era, she was isolated, hounded and, for a time, undone by fame.
    Marisa Guthrie, WWD, 2 Aug. 2024
  • And that’s when Evert delivered a piece of news that undid Navratilova.
    Sally Jenkins, Anchorage Daily News, 3 July 2023
  • Remember that some things can be done or said, but they cannot be undone.
    Meghan Rose, Glamour, 1 Mar. 2024
  • Each time, Fredrick Mitchel, 58, pulled out Narcan, the medicine that can undo an opioid overdose, and tried to save a life.
    Christal Hayes, USA TODAY, 28 May 2022
  • Remember that some things can be done or said, but they cannot be undone.
    Meghan Rose, Glamour, 1 Oct. 2024
  • What seemed over and done just seven months before was now undone.
    Audra D. S. Burch, New York Times, 15 Sep. 2023
  • The sleeves of Brady’s shirt were rolled to the former athlete’s elbows, while the top button of his collar was undone.
    Julia Teti, WWD, 5 Aug. 2024
  • And while it's gotten a few scuffs here and there, there haven't been any nicks that a Magic Eraser couldn't undo.
    Madison Flager, Condé Nast Traveler, 29 June 2022
  • But that outcome won’t undo the fact that Republicans put him on the ballot in the first place.
    Meredith Shiner, The New Republic, 7 Oct. 2022
  • Roy played a role in the effort by Trump to undo his election loss, texting with Meadows in the days leading up to Jan. 6.
    Bryan Schott, The Salt Lake Tribune, 21 Dec. 2022
  • After putting them through the wash-and-dry cycle at least six times, no thread or seam has been undone and the fabric still feels smooth and light.
    Maverick Li, Men's Health, 10 July 2023
  • But in recent years, the party of Reagan has been working double-time to undo the move.
    Jonathan M. Gitlin, Ars Technica, 9 June 2022
  • When the holiday season is over, all of these hacks are super easy to undo.
    Alyssa Gautieri, Good Housekeeping, 19 Aug. 2022
  • Now employees are worried that Musk will undo much of the trust and safety team’s work.
    Washington Post, 9 May 2022
  • Four years ago, Trump tried to undo Biden’s election with a barrage of legal challenges that failed.
    Doyle McManus, Los Angeles Times, 21 Oct. 2024
  • With aspirin, these platelet changes cannot be undone and will remain an issue until new platelets form in seven to 10 days.
    Maxine Lipner, Verywell Health, 19 Oct. 2024

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'undo.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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