Word.ws English Dictionary

dumb as rocks

dumb as rocks is the alternative form of dumb as a rock.

Meaning of dumb as a rock

Adjective

(as) dumb as a rock

  1. (US, simile) 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.2023 March 15, Brian X. Chen, Nico Grant, Karen Weise, quoting Satya Nadella, “How Siri, Alexa and Google Assistant Lost the A.I. Race”, in The New York Times, →ISSN

Forms of dumb as rocks

comparativemore dumb as rocks
superlativemost dumb as rocks

Questions about dumb as rocks

What is dumb as rocks the alternative form of?
Dumb as rocks is the alternative form of dumb as a rock.

Words near dumb as rocks in the dictionary

  1. dumb as a sack of hammers
  2. dumb as a stump
  3. dumb as an ox
  4. dumb as dirt
  5. dumb as nails
  6. dumb as rocks
  7. dumb ass
  8. dumb asses
  9. dumb barge
  10. dumb barges
  11. dumb blond

Source and license

Adapted from Wiktionary: dumb as rocks (page history and authors); dumb as a rock (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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