scatterbrain

or scat·ter·brains

[skat-er-breyn]
See more synonyms for scatterbrain on Thesaurus.com

Origin of scatterbrain

First recorded in 1780–90; scatter + brain
Related formsscat·ter·brained, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018


British Dictionary definitions for scatterbrained

scatterbrained

adjective
  1. exhibiting or characterized by lack of serious thought or concentration; disorganized; silly

scatterbrain

noun
  1. a person who is incapable of serious thought or concentration
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for scatterbrained

scatterbrain

n.

also scatter-brain, "thoughtless, giddy person, one incapable of serious, connected thought," 1764 (scatter-brained), from scatter (v.) + brain (n.). Related: Scatterbrained. Cf. scatter-good "spendthrift."

Online Etymology Dictionary, © 2010 Douglas Harper