lightheaded

[ lahyt-hed-id ]
/ ˈlaɪtˈhɛd ɪd /

adjective

giddy, dizzy, or delirious: After two drinks Pat began to feel lightheaded.
having or showing a frivolous or volatile disposition; thoughtless: lightheaded persons.

Origin of lightheaded

First recorded in 1530–40; light2 + head + -ed3

Related forms

light·head·ed·ly, adverblight·head·ed·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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