Word.ws English Dictionary

half a brain

half a brain noun: a very basic or minimal level of intelligence.

Noun

half a brain

  1. (colloquial, figuratively, idiomatic) A very basic or minimal level of intelligence.
    • anyone with half a brain
    • Anyone with half a brain should have known what to do.
    Synonyms:
    half a head

Synonyms of half a brain

Questions about half a brain

What does half a brain mean?
Half a brain means a very basic or minimal level of intelligence.
What part of speech is half a brain?
Half a brain is a noun.

Words near half a brain in the dictionary

  1. HALEUs
  2. Halewood
  3. Haley
  4. Haleys
  5. half
  6. half a brain
  7. half a century
  8. half a chance
  9. half a dozen
  10. half a grunter
  11. half a head

Source and license

Adapted from Wiktionary: half a brain (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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