| a. | 1. | Disordered in the head; dizzy; feeling faint; delirious. |
| 2. | Thoughtless; heedless; volatile; unsteady; fickle; loose; lacking seriousness; given to frivolity; |
| Adj. | 1. | light-headed - 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" |
| 2. | light-headed - lacking seriousness; given to frivolity; "a dizzy blonde"; "light-headed teenagers"; "silly giggles" |