red light
noun1
A warning light, especially as a traffic signal indicating stop.
- We ran three red lights on the way to the hospital.
- Paddington [the GWR HQ] saw the red light, however, and the extension to Nantgarw was withdrawn on the G.W.R. agreeing "to lay down the narrow gauge [actually standard gauge as compared to broad gauge] from Didcot over the whole of their system in South Wales."1955 April, D. S. Barrie, “Railways of the Bridgend District”, in Railway Magazine, page 447:
2
A sign of a brothel.
- Roxanne, you don't have to put on your red light.1978, Sting, “Roxanne”:
3
Idiomatic A denial to proceed a ruling out of any possibility.
- Synonyms
- stoplight, stop light
- Derived terms
- red light camera, red-light district, run a red light
- Related terms
- 🔴, 🟡, 🟢
- Coordinate terms
- green light, yellow light
- Holonyms
- stoplight, stop light, traffic light, traffic signal