English

airbrain

From air + brain.

A compound of air + brain

Ancient Greek ᾱ̓ήρ ‘mist, air’

Latin āēr

Old French air

Middle English aire

English air

Proto-Germanic *bragną

Proto-West Germanic *bragn

Old English bræġn ‘brain’

Middle English brayn ‘brain’

English brain

Today it means

noun An airhead; a foolish, silly, or unintelligent person.

Language periods are conventional ranges, not dates for this word.

Etymograph / airbrain