AI doomer means: Someone who genuinely believes AI is about to kill everyone - that ASI will arrive, fail to align, and cause human extinction. Often associated with LessWrong, MIRI, and the rationalist diaspora.. There is no real cause for parental concern; it is descriptive vocabulary rather than risky behaviour. If your teen uses it, context will usually make the intent clear. A short, curious question about where they heard it is usually all that is needed to know whether to follow up.
AI doomer
Someone who genuinely believes AI is about to kill everyone — that ASI will arrive, fail to align, and cause human extinction.
Definitions
Global
#1·May 2, 2026Globalcasual
Someone who genuinely believes AI is about to kill everyone — that ASI will arrive, fail to align, and cause human extinction. Often associated with LessWrong, MIRI, and the rationalist diaspora. Treated with mixed seriousness in mainstream tech.
See it in action
“I'm not typically an AI doomer, but Coinbase CEO saying they laid off 700 tech workers and saying that non-technical teams are shipping production code has me running for the door. That is fucking INSANITY.”
Half the people you meet at AI conferences are doomers — the other half are the ones doomers are worried about.
For parents
AI doomer means: Someone who genuinely believes AI is about to kill everyone - that ASI will arrive, fail to align, and cause human extinction. Often associated with LessWrong, MIRI, and the rationalist diaspora.. There is no real cause for parental concern; it is descriptive vocabulary rather than risky behaviour. If your teen uses it, context will usually make the intent clear. A short, curious question about where they heard it is usually all that is needed to know whether to follow up.
For ESL learners
AI doomer means: Someone who genuinely believes AI is about to kill everyone - that ASI will arrive, fail to align, and cause human extinction. Often associated with LessWrong, MIRI, and the. Register: neutral, standard English. A common learner mistake is using the word in a register it does not fit, or assuming a single global meaning; native speakers immediately notice when slang appears in formal contexts, so always check the surrounding register before producing it yourself.
Cluster: arrive
Heard in the wild
“I'm not typically an AI doomer, but Coinbase CEO saying they laid off 700 tech workers and saying that non-technical teams are shipping production code has me running for the door. That is fucking INSANITY.”
— Bluesky· May 2026
Source: Slangora editorial
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For specific readers
Why is this section here?
Slang is read by different audiences for very different reasons. The For parents view re-explains the term in plain, non-judgemental language so a caregiver can understand what their child means without needing the surrounding subculture. The For English learners view focuses on register (when it's safe to use), formal alternatives, and common mistakes — what a textbook won't teach you.
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Semantically related
- doomster72%
Someone who predicts doom.
- Doomer71%
Originally a 4chan 'Wojak' character archetype — a black-hoodied, beanie-wearing depressed young man — now used to label anyone with a relentlessly pessimistic outlook. On Twitch and Discord, 'doomer chat' refers to chatters who insist the streamer will fail, the team will throw, the patch will ruin the game. Adjective form: 'doom-pilled'. Often paired with 'doomer take'.
- ASI65%
Artificial Superintelligence — AI smarter than the smartest humans across every domain. Distinct from AGI (general human-level). Doomers think we get one shot to align ASI; e/acc thinks ASI will solve all our problems.
- Doom Andy63%
A pejorative for a chatter who relentlessly posts negative predictions in chat — 'we're going to lose', 'this patch will kill the game', 'you'll never win this'. The '-andy' suffix (any name + -andy) labels someone as a stereotype of that behaviour. Coined on Twitch and forsen-adjacent communities; pairs naturally with 'hype andy' (the opposite stereotype).
- doomtard63%
(slang, derogatory, offensive, vulgar) A proponent of alarmist or eschatological ideas.