- a person incapable of serious, connected thought.
Origin of scatterbrain
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- exhibiting or characterized by lack of serious thought or concentration; disorganized; silly
- a person who is incapable of serious thought or concentration
Word Origin and History for scatterbrained
Online Etymology Dictionary, © 2010 Douglas Harper