be light-headed

be light-headed

To feel dizzy, as if one might faint. I'm light-headed because I stood up too quickly. Your mother needs to sit down, she's light-headed all of a sudden.
Farlex Dictionary of Idioms.
See also:
  • lightheaded
  • feel light-headed
  • headed
  • flash (something) at (someone or something)
  • flash at
  • be in (one's) light
  • be in somebody's light
  • be light on
  • be light on (something)
  • be light on something