Dictionary Definition

birdbrain n : a person with confused ideas; incapable of serious thought [syn: addle-head, addlehead, loon]

User Contributed Dictionary

From a compound of bird + brain, implying that the brains of birds are small.

Someone who is not very smart or clever.

That birdbrain just drove right through three rows of traffic cones and into the bushes.

someone who is not very smart or clever

A birdbrain refers to a stupid person. Often it refers to a person with a short attention span.

Birdbrain may also refer to:

Birdbrain (album), an album by Buffalo Tom
Birdbrain, a fictional character; one of the Monster Pretenders, a subgroup of the Transformers
Bird-Brain, a fictional character in Marvel Comics; one of the Ani-Mates, creatures created by an insane geneticist named the Ani-Mator
Birdbrain (band) a boston grunge band