dumb as a rock

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dumb as a rock

adjective dumb as rocks

  1. US Very stupid; dumb as a post. Voice assistants are “dumb as a rock,” Satya Nadella, Microsoft’s chief executive, said in an interview this month with The Financial Times, declaring that newer A.I. would lead the way.

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MLA

"dumb as a rock." Wiktionary, via Micwyn, micwyn.com/word/dumb%20as%20a%20rock. Accessed 7 Nov. 2026.

APA

dumb as a rock. (n.d.). In Wiktionary, via Micwyn. Retrieved November 7, 2026, from https://micwyn.com/word/dumb%20as%20a%20rock

Chicago

"dumb as a rock." Wiktionary, via Micwyn. Accessed November 7, 2026. https://micwyn.com/word/dumb%20as%20a%20rock.

BibTeX
@misc{dumb_as_a_rock_2026,
  title = {dumb as a rock},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/dumb%20as%20a%20rock},
  urldate = {2026-11-07}
}