un·​do·​ing | \ ˌən-ˈdü-iŋ How to pronounce undoing (audio) \

Definition of undoing

1 : an act of loosening : unfastening
2 : ruin also : a cause of ruin greed was to prove his undoing

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Examples of undoing in a Sentence

My quick temper was my undoing. His quick temper helped lead to his undoing. The incident resulted in her undoing.
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Recent Examples on the Web The Nittany Lions get big plays late from KJ Hamler in his Michigan homecoming, and MSU’s fourth-quarter issues return with offensive drives stalling and prove to be its undoing. Chris Solari, Detroit Free Press, "Michigan State football vs. Penn State: Scouting report, prediction," 22 Oct. 2019 Nixon was determined to defy his enemies, but his own words proved his undoing. Los Angeles Times, "Column: It’s beginning to smell a lot like Watergate," 13 Oct. 2019 The Welshman's damning indictment of his loanee followed the Arsenal forward for a long time, and the notion that Gnabry wasn't cut out for the big-boy Premier League proved his undoing in English football. SI.com, "How Serge Gnabry Went From Tony Pulis Reject to Football's Latest Bonafide Superstar," 2 Oct. 2019 Christie get everyone in the house riled up against Nick, culminating in the Taco Tuesday blowup that may have been his undoing. Dalton Ross, EW.com, "Nick Maccarone from Big Brother reveals his America's Prankster regret," 30 Aug. 2019 His undoing began with a photograph, which was released by a conservative talk-radio station on November 16, 2017. Jane Mayer, The New Yorker, "The Case of Al Franken," 22 July 2019 The moment of Christopher Cross' greatest glory was also his undoing. Paul Grein, Billboard, "Christopher Cross' Grammy Sweep Triggered a Backlash: Should Billie Eilish Be Concerned?," 23 Aug. 2019 The impulsive reaction generally creates far more damage than good and can lead to the undoing of companies, families and careers. Josh Linkner, Detroit Free Press, "How the most successful leaders respond in tough moments," 31 July 2019 In order to trigger the polymer’s undoing on command, the researchers mixed in a compound that becomes acidic in the presence of sunlight and then attacks PPHA bonds. Prachi Patel, Scientific American, "Disappearing Plastics Stay Strong in the Shadows and Melt Away in the Sun," 26 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'undoing.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of undoing

14th century, in the meaning defined at sense 1

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Statistics for undoing

Last Updated

12 Nov 2019

Time Traveler for undoing

The first known use of undoing was in the 14th century

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How to pronounce undoing (audio)

English Language Learners Definition of undoing

: something that causes someone's failure, ruin, etc.
: a state of failure, ruin, etc.


un·​do·​ing | \ ˌən-ˈdü-iŋ How to pronounce undoing (audio) \

Kids Definition of undoing

: a cause of ruin or failure My quick temper was my undoing.

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More from Merriam-Webster on undoing

Thesaurus: All synonyms and antonyms for undoing

Rhyming Dictionary: Words that rhyme with undoing

Spanish Central: Translation of undoing

Nglish: Translation of undoing for Spanish Speakers

Britannica English: Translation of undoing for Arabic Speakers

Comments on undoing

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something of little or no value

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