doomsday

noun

dooms·​day ˈdümz-ˌdā 

often attributive

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

Recent Examples on the Web

By contrast, Nvidia CEO Jensen Huang has downplayed such doomsday scenarios, instead pushing for safety measures that would keep AI in check as firms continue to develop it. — Max Zahn, ABC News, 28 Sep. 2026

The drip-drip of cuts announcements is like a marketing campaign counting down to BBC doomsday. — Jake Kanter, Deadline, 28 Sep. 2026

Coxon is the existential-risk everyman — his delivery of the doomsday message mirrors everyday conversations people working in AI have with those in the ever-growing AI doomer community. — Rumman Chowdhury, Rolling Stone, 25 Sep. 2026

Outlining a bioweapon doomsday scenario, the report said novel pathogens could be created in a lab, delivered to target locations, and spread to infect large populations of people in multiple places. — Barbara Ortutay, Los Angeles Times, 23 Sep. 2026

Word History

First Known Use

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

Phrases Containing doomsday

• doomsday machine
• from now until doomsday

Rhymes for doomsday

• airway
• allay
• archway
• array
• ashtray
• assez
• astray
• aue
• away
• ballet
• belay
• beltway

Kids Definition

doomsday

noun

dooms·​day ˈdümz-ˌdā 

: judgment day