Red-light meaning
The red-colored light that signals traffic to stop.
noun
A command to stop.
noun
Any danger or warning signal; specif., a red lamp, flare, etc.
noun
A red signal on a traffic light, indicating that a vehicle should come to a full stop.
noun
A warning light, especially as a traffic signal indicating "˜stop'.
We ran three red lights on the way to the hospital.
noun
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(idiomatic) Denial to proceed. Ruling out of any possibility.
noun