plural of brain-worm

A stupid person. / (by extension) Term of abuse. / Used other than figuratively or idiomatically: see smooth, brain.

plural of smooth brain

Alternative form of cockbrained

Alternative form of brainfood

Alternative spelling of brain tumor

plural of brain tumour

(idiomatic) To seek information from someone knowledgeable; to ask questions of someone.

(figuratively) To struggle to think of or remember something.

(anatomy) A structure in the central nervous system (CNS) that keeps various substances found in the bloodstream out of the brain while allowing in the substances essential to metabolic function, e.g. oxygen.