Longman Dictionary of Contemporary English
The Collaborative International Dictionary
Light-headed \Light"-head`ed\ (l[imac]t"h[e^]d`[e^]d), a.
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Disordered in the head; dizzy; feeling faint; delirious. [WordNet sense 1]
--Walpole.Syn: faint, swooning, lightheaded.
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Thoughtless; heedless; volatile; unsteady; fickle; loose; lacking seriousness; given to frivolity; as, light-headed teenagers. [WordNet sense 2] ``Light-headed, weak men.''
--Clarendon.Syn: airheaded, dizzy, empty-headed, featherbrained, giddy, lightheaded, silly. [1913 Webster + WordNet 1.5] -- Light"-head`ed*ness, n.
Douglas Harper's Etymology Dictionary
Wiktionary
a. (alternative spelling of lightheaded English)
WordNet
adj. 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, lightheaded]
lacking seriousness; given to frivolity; "a dizzy blonde"; "light-headed teenagers"; "silly giggles" [syn: airheaded, dizzy, empty-headed, featherbrained, giddy, lightheaded, silly]
Usage examples of "light-headed".
Meat now and then, eft, when I could shoot one of your light-headed brothers.
Esmeralda felt light-headed and unreal, and somehow everything about Charles Thurston and Kalimba was no longer puzzling or threatening, but funny.
Then I thought the swarming mosquitoes had siphoned off too much of my blood, leaving me light-headed.
Despite his relative abstinence at dinner, Ari found himself light-headed - probably, he decided, some sort of interactien between the Tree Frog Export Dark and the Uplands Reserve.
The love I feel for this young woman is making me feel whoozy and light-headed, and there is a pain in my chest and gut that I know are symptoms my yearning.
So too was the delicious comedienne, whose flowing blonde locks and light-headed antics in film comedies with such superstars as the Marx Brothers and Laurel and Hardy had won her a legion of fans.
His theory of the hypnogogic ape was too instinctive to express, even though the desire to express it had made him light-headed and confused.
Jeanie herself was the bonniest lassie in the whole town, but light-headed, and fonder of outgait and blether in the causey than was discreet of one of her uncertain parentage.
The smell of her warm, unperfumed skin was making his blood race until he was light-headed.
I asked them if they knew who I was, and they telling me I was John Woolman, thought I was light-headed, for I told them not what the angel said, nor was I disposed to talk much to any one, but was very desirous to get so deep that I might understand this mystery.
He feels light-headed and heavyhearted all at once, as though his bodily parts were trying to go in two different directions at the same time.
The serjeant, who well knew what had happened, and had heard that Jones was in a very dangerous condition, immediately concluded, from such a message, at such a time of night, and from a man in such a situation, that he was light-headed.
Indeed, staring through the hazy day toward the fields it seemed to him that the entire field was poisoned by black rot, as thick as flies on honey, and he heaved himself up and walked, weaving because he really was getting light-headed from hunger, out to the fields and down those long strips brushing his hands over the heads of rye.
As he followed Baden into the hollow, walking gingerly and feeling a bit light-headed from fatigue, Jaryd saw that the others were waiting for them.
You weren't supposed to run out of both cylinders at the same time, but he realized he'd been close to it, and light-headed, as witness, he thought, the quality of his decisions of the last few minutes.