- past participle of undo.
undone
1 Americanadjective
adjective
-
ruined; destroyed
-
unfastened; untied
adjective
Etymology
Origin of undone1
First recorded in 1250–1300; un- 1 ( def. ) + done ( def. )
Origin of undone2
First recorded in 1300–50, for the adjective; un- 2 ( def. ) + done ( def. )
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.
That era concluded quickly, undone by his hubris and deceit.
From Los Angeles Times ● Aug. 15, 2026
Enthusiasm around artificial intelligence had sent some stocks surging too far, too fast this year — and to some extent, that came undone in July.
From MarketWatch ● Aug. 1, 2026
France have looked so solid at the back at this World Cup but they came undone in what some might say was their first serious test.
From BBC ● Jul. 14, 2026
This growth was undone by the war in the Middle East that upended global energy markets and left a fifth of global LNG supply unable to exit the vital waterway.
From The Wall Street Journal ● Jun. 30, 2026
“Jesus Jesus Jesus,” rang over and over again in his mind, like a bell—as he moved closer to her, undone by her breath, and her wide, angry, mocking eyes.
From "Go Tell It on the Mountain" by James Baldwin
![]()
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.