noun, often attributive
dooms·​day | \ˈdümz-ˌdā \

Definition of doomsday 

1 : a day of final judgment

2 : a time of catastrophic destruction and death

Examples of doomsday in a Sentence

a warning that doomsday is near The book explores a doomsday scenario in which an asteroid hits the Earth.

Recent Examples on the Web

Even though the doomsday scenarios appear to have been averted, the past week’s rhetorical clash over Syria has deepened an East-West confrontation that continues to intensify. Anton Troianovski, Washington Post, "Russia responds to airstrike with harsh words but no fire," 14 Apr. 2018 This year’s test was the toughest to date, laying out a doomsday scenario of double-digit unemployment, cratering home and stock prices, and soaring losses on credit cards and car loans. Lalita Clozel, WSJ, "Goldman Sachs, Morgan Stanley Dinged in Fed Stress Tests," 28 June 2018 In this doomsday scenario even when planets switched to renewable fuels to save themselves from extinction, the damage done was sometimes so bad it could not be reversed. Fox News, "The three possible ways human civilization could end revealed," 1 June 2018 While ballots are still being counted, such doomsday predictions did not appear to come to pass. Adam Shaw, Fox News, "Dems’ path to House takeover narrows: Party trails in Calif. races, as NY seat comes into play," 7 June 2018 The premise is logical and chilling, seeming only a few short steps away from today’s reality, her doomsday scenario requiring only the slightest suspension of disbelief. Michael Berry, San Francisco Chronicle, "Science fiction and fantasy books: ‘Belly Up,’ ‘What Should Be Wild,’ ‘84K’," 7 June 2018 The election happened midway through shooting, and the show aired so early on in the presidency that Season 1 still played for me as a kind of hypothetical doomsday scenario. Emma Dibdin, Harper's BAZAAR, "Max Minghella Talks Playing the Only Good Man in Gilead on The Handmaid's Tale," 5 July 2018 Finally, there's the staggeringly expensive prospect of buying out the low-lying homes to turn the area into a conservation park — the doomsday option no one particularly likes to contemplate. Alex Harris And Joey Flechas, miamiherald, "This Miami street could be the blueprint for how the city handles sea level rise," 28 June 2018 Trade groups have also created doomsday videos on ePrivacy. New York Times, "The Next Privacy Battle in Europe Is Over This New Law," 27 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'doomsday.' 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 doomsday

before the 12th century, in the meaning defined at sense 1

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Statistics for doomsday

Last Updated

3 Oct 2018

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Time Traveler for doomsday

The first known use of doomsday was before the 12th century

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More Definitions for doomsday



English Language Learners Definition of doomsday

: the day the world ends or is destroyed


dooms·​day | \ˈdümz-ˌdā \

Kids Definition of doomsday

: the day the world ends or is destroyed

More from Merriam-Webster on doomsday

See words that rhyme with doomsday Encyclopedia article about doomsday

Comments on doomsday

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