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

[ Syn: faint , light , swooning , light-headed ]

lacking seriousness; given to frivolity; a dizzy blonde; light-headed teenagers; silly giggles

[ Syn: airheaded , dizzy , empty-headed , featherbrained , giddy , light-headed , silly ]