Half-brained

adj

adj ·Moderate ·College level

Definitions

Adjective
  1. 1
    Exhibiting low intelligence, as if having only half a brain. not-comparable

    "The manager's half-brained plan led to disaster when carried out."

Synonyms

All synonyms
harebrainedaddlebrainedaddlepatedairheadedass-brainedbaby-brained

Example

More examples

"The manager's half-brained plan led to disaster when carried out."

Etymology

From half + brained.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.