birdbrain

[ burd-breyn ]
/ ˈbɜrdˌbreɪn /

noun Slang.

a stupid, foolish, or scatterbrained person.

Origin of birdbrain

First recorded in 1920–25; bird + brain

Related forms

bird·brained, bird-brained, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019