dead end
1 Americannoun
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something, as a street or water pipe, that has no exit.
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a position that offers no hope of progress; blind alley; cul-de-sac.
His theory led him to a dead end.
adjective
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terminating in a dead end.
a dead-end street.
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Also dead-ended. having no possibility for or hope of progress, advancement, etc..
a low-level, dead-end job.
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leading a life in the slums.
growing up as a tough dead-end kid.
verb (used without object)
noun
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another name for cul-de-sac
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a situation in which further progress is impossible
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dead-end. ( as modifier )
a dead-end street
a dead-end job
verb
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A passage that has no exit, as in This street's a dead end, so turn back . [Late 1800s]
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An impasse or blind alley, allowing no progress to be made. For example, This job is a dead end; I'll never be able to advance . [c. 1920]
Other Word Forms
Inflected Forms
Nouns
Participles
Conjugated Forms
Present
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dead-endsimple
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dead-endssimple
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have dead-endedperfect
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has dead-endedperfect
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am dead-endingprogressive
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are dead-endingprogressive
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is dead-endingprogressive
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have been dead-endingperfect progressive
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has been dead-endingperfect progressive
Past
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dead-endedsimple
-
had dead-endedperfect
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was dead-endingprogressive
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were dead-endingprogressive
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had been dead-endingperfect progressive
Future
Etymology
Origin of dead end1
First recorded in 1885–90
Origin of dead-end2
First recorded in 1885–90
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.
Despite the promising findings, the research reached a dead end because scientists could not determine the molecules' exact three dimensional structures.
From Science Daily • Jul. 6, 2026
In an interview with the Financial Times, the Turing Award winner lamented that, although "he learns fast," Wang has "no experience with research" and was on "a dead end" quest.
From Barron's • Jul. 1, 2026
ChatGPT had led Alary to a dead end.
From The Wall Street Journal • May 23, 2026
Owners Jingye seemed reluctant to ensure continued operations, and negotiations with the Chinese company to invest in new operations alongside government support hit a dead end.
From BBC • May 13, 2026
Those “bad decisions,” Obama has acknowledged, could have led him to a personal dead end.
From "The New Jim Crow" by Michelle Alexander
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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.