'Shatter-brained' definitions:

Definition of 'Shatter-brained'

From: GCIDE

Shatter-brained \Shat"ter-brained`\, Shatter-pated \Shat"ter-pat`ed\, a. Disordered or wandering in intellect; hence, heedless; wild; similar to scatter-brained. --J. Goodman. [1913 Webster +PJC]