red light

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.
[1840-50]

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Universalium. 2010.

Look at other dictionaries:

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  • red light — /rɛd ˈlaɪt / (say red luyt) noun 1. a red lamp, used as a signal to mean stop . 2. an order to stop. 3. a warning signal. 4. the symbol of a brothel. 5. Obsolete Colloquial a supervisor; boss. –phrase 6. run a (or the) red light, to drive through …   Australian English dictionary

  • red light — red lights 1) N COUNT A red light is a traffic signal which shines red to indicate that drivers must stop. 2) ADJ: ADJ n The red light district of a city is the area where prostitutes work …   English dictionary

  • red-light — /red luyt /, v.t., red lighted, red lighting. Informal. to stop or deter by means of or as if with a red light. [1895 1900] * * * …   Universalium

  • red light — red′ light′ n. 1) trs a red colored traffic light used as a signal to stop 2) an order or directive to halt an action, project, etc 3) a signal of danger; warning • Etymology: 1840–50 …   From formal English to slang

  • red light — ► NOUN ▪ a red light instructing moving vehicles to stop …   English terms dictionary

  • red-light — /red luyt /, v.t., red lighted, red lighting. Informal. to stop or deter by means of or as if with a red light. [1895 1900] …   Useful english dictionary

  • red light — n. 1. any danger or warning signal; specif., a red lamp, flare, etc. 2. a red stoplight …   English World dictionary

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