lightheaded meaning and definition

LIGHTHEADED adjective

Definition of lightheaded (adjective)

1. weak and likely to lose consciousness
   • "suddenly felt faint from the pain"; "was sick and faint from hunger"; "felt light in the head"; "a swooning fit"; "light-headed with wine"; "light-headed from lack of sleep"
   • synonyms: faint, light, light-headed, swooning
2. lacking seriousness; given to frivolity
   • "a dizzy blonde"; "light-headed teenagers"; "silly giggles"
   • synonyms: airheaded, dizzy, empty-headed, featherbrained, giddy, light-headed, silly