From Longman Dictionary of Contemporary Englishlight-headedˌlight-ˈheaded adjective CONFUSEDunable to think clearly or move steadily, for example during a fever or after drinking alcohol SYN dizzy The sun and the wine had made him a little light-headed. —light-headedness noun [uncountable]
Examples from the Corpus
light-headed• Sandison, who had only had three or four glasses of wine, began to feel light-headed.• She felt breathless, light-headed and as perfectly helpless as a butterfly whose wings had been pinned behind its back.• She felt light-headed and it was not just the swift change from lying down to standing.• I was surprised how weak and light-headed I felt on nipping out of my hospital bed to recover a dropped book.• She felt light-headed, idiotically, illogically happy.• She felt as if her mind was detached from her body, she was light-headed, incapable of decisions.• She might be light-headed with fear, but she would not give this vile creature the pleasure of seeing it.• The enormous relief at being released from that obligation made us light-headed with happiness. 