Word.ws English Dictionary

dumb as a doorknob

dumb as a doorknob adjective: very stupid.

Adjective

(as) dumb as a doorknob

  1. (slang, simile) Very stupid.

Questions about dumb as a doorknob

What does dumb as a doorknob mean?
Dumb as a doorknob means very stupid.
What part of speech is dumb as a doorknob?
Dumb as a doorknob is an adjective.

Words near dumb as a doorknob in the dictionary

  1. dumb
  2. dumb ague
  3. dumb as a bag of hammers
  4. dumb as a box of rocks
  5. dumb as a brick
  6. dumb as a doorknob
  7. dumb as a doornail
  8. dumb as a fish
  9. dumb as a haddock
  10. dumb as a post
  11. dumb as a rock

Source and license

Adapted from Wiktionary: dumb as a doorknob (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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Pronunciation audio from Wikimedia Commons, each file under its own free license: En-au-dumb as a doorknob.ogg.

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