Meaning of red light

red' light'

Pronunciation: [key]
  1. a red lamp, used as a traffic signal to mean “stop.”
  2. an order or directive to halt an action, project, etc.: There's a red light on all unnecessary expenses.
  3. a children's running game in which players must stop when “Red light!” is called.
  4. a signal of danger; warning.


Pronunciation: (red'līt'), [key]
— -light•ed, -light•ing.
  1. to stop or deter by means of or as if with a red light.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.