Peabrain

//ˈpiːbɹeɪn// adj, noun, slang

adj, noun, slang ·Moderate ·High school level

Definitions

Noun
  1. 1
    A stupid or clumsy person; a cretin. derogatory, informal
  2. 2
    The brain of such a person. derogatory, informal

    "Bungo would gladly have put a bullet in Mr. King's little pea brain."

Adjective
  1. 1
    Stupid, clumsy, idiot derogatory, informal

Example

More examples

"Bungo would gladly have put a bullet in Mr. King's little pea brain."

Etymology

From pea + brain; compare pea-sized.

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