'Light-minded' definitions:

Definition of 'light-minded'

(from WordNet)
adjective
Showing inappropriate levity [syn: flippant, light- minded]

Definition of 'Light-minded'

From: GCIDE
  • Light-minded \Light"-mind`ed\ (l[imac]t"m[imac]nd`[e^]d), a.
  • 1. Unsettled; unsteady; volatile; not considerate. [1913 Webster]
  • 2. showing inappropriate levity. [WordNet sense 1]
  • Syn: flippant. [WordNet 1.5] -- {Light"-mind`ed*ness}, n. [1913 Webster]