Definify.com

Webster 1913 Edition

Madbrain

Mad′brainˊ

,

Adj.

Hot-headed; rash.

Shak.

–

Noun.

A rash or hot-headed person.

Webster 1828 Edition

Madbrain

MAD'BRAIN

Definition 2024

madbrain

madbrain

English

Alternative forms

madbraine (obsolete)

Noun

madbrain ‎(plural madbrains)

(archaic) A rash or hotheaded person.