Meanings
- The sound of a muffled explosion.
And FOOM-FOOM! the two engines burst together into life...
1983, Richard Bach, Biplane2 more examples
Those flat-trajectory shells would skim straight in, making a roaring sound in the dark: Foom! Foom! Foom!
2000, James Bradley, Ron Powers, Flags of Our Fathers: Heroes of Iwo JimaA soft, distant foom. The lights blinked, then faded. Foom-foom-foom! Explosions, one after another, rocked the tunnel.
2007, Warren Murphy, James Mullaney, The New Destroyer: Guardian Angel
plural fooms
- A sudden increase in artificial intelligence such that an AI system becomes extremely powerful.
Though the programs will surely get better, there are no signs of foom.
2018, Steven Pinker, Enlightenment Now: The Case for Reason, Science, Humanism, and Progress, →ISBN2 more examples
There are some scenarios in which private AI research wouldn't be nationalized: •An unexpected AI foom before anyone realizes what was coming.
2013, Brian Tomasik, International Cooperation vs. AI Arms Race, page 2Some advocates of this foom scenario say that there is an as-yet-undiscovered but very powerful set of related architectural innovations for AI system design, a set that one team could find first and then keep secret from others for long enough.
2016, Robin Hanson, The Age of Em: Work, Love, and Life when Robots Rule the Earth, →ISBN
Origin
Imitative. Compare boom.
Full word history & related roots →Rhymes & wordplay
Anagrams
Cite this entry
foom. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/foom
“foom.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/foom. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “foom,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/foom.
Source: foom on Wiktionary, CC BY-SA 4.0.