Also found in: Dictionary, Thesaurus.
Related to birdbrained: perpetually
Describing someone who lacks intelligence or makes stupid decisions. You're so bird-brained. I can't believe you got stranded on the highway because you didn't put enough gas in your car!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
See also: birdbrain
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.