undoing

noun

un·​do·​ing ˌən-ˈdü-iŋ How to pronounce undoing (audio)
1
: an act of loosening : unfastening
2
: ruin
also : a cause of ruin
greed was to prove his undoing
3

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.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
This final betrayal will be his undoing, as the enraged creature, doomed to live without connection, care, or love, finally snaps and destroys everything Victor holds dear. Thomas Page McBee, Travel + Leisure, 16 Sep. 2025 Starring Oscar Isaac as the titular brilliant but egotistical scientist Victor, Frankenstein sees the doctor bring a creature (Elordi) to life with a monstrous experiment that ultimately leads to both of their undoings. Glenn Garner, Deadline, 13 Sep. 2025 Yet the growth trajectory faces an undoing of its own making. Kiri Masters, Forbes.com, 3 Sep. 2025 Frankenstein, an adaptation of Mary Shelley’s classic tale of Victor Frankenstein, centers on a brilliant but egotistical scientist (Isaac) who brings a creature (Elordi) to life in an experiment that ultimately leads to the undoing of both the creator and his tragic creation. Chris Gardner, HollywoodReporter, 30 Aug. 2025 See All Example Sentences for undoing

Word History

First Known Use

14th century, in the meaning defined at sense 1

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

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Cite this Entry

“Undoing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undoing. Accessed 22 Sep. 2025.

Kids Definition

undoing

noun
un·​do·​ing ˌən-ˈdü-iŋ How to pronounce undoing (audio)
1
: an act or instance of unfastening
2
a
: ruin entry 1 sense 1
parental neglect helped lead to their undoing
b
: a cause of ruin
my quick temper was my undoing
3

More from Merriam-Webster on undoing

Last Updated: - Updated example sentences
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