\ ˈred-ˈlīt How to pronounce red-light (audio) \

Definition of red-light

 (Entry 1 of 2)

: having numerous houses of prostitution a red-light district

red light


Definition of red light (Entry 2 of 2)

: a warning signal especially : a red traffic signal

Examples of red-light in a Sentence

Noun the reporter took her glower as a red light and stopped asking questions
Recent Examples on the Web: Noun Jacques Langevin says he was told by fellow photographers that at the Place de la Concorde, when they were stopped at a red light, the Mercedes took off with a roar before the light turned green. Jocelyn Noveck, Chicago Tribune, 30 Aug. 2022 On June 24, police observed a 2013 Kia Forte with one working brake light run a red light on Snow Road. John Benson, cleveland, 6 July 2022 The red light turns to green, the Corsa (track) setting is dialed up, foot flat to the floor and the Grecale catapults off the line. Howard Walker, Robb Report, 19 Apr. 2022 Another red light perched above a line of cars could force the limo to wait two cycles before making a left turn. Los Angeles Times, 2 Dec. 2021 The Nike emblem of the shoes glowed in the camera’s infra-red light. Cory Shaffer, cleveland, 29 Aug. 2022 In this zoomed-in image the Sunrise Arc is the curve of red light cutting through the center. Jamie Carter, Forbes, 15 Aug. 2022 The bridge is bathed in red light and looks absolutely resplendent. Los Angeles Times, 4 Aug. 2022 Using red light during exposure would create a film that reflects in the infrared, which is invisible to humans. Jennifer Ouellette, Ars Technica, 2 Aug. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'red-light.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of red-light


1900, in the meaning defined above


1849, in the meaning defined above

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Time Traveler for red-light

Time Traveler

The first known use of red-light was in 1849

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Dictionary Entries Near red-light

red-letter day


red light

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Statistics for red-light

Cite this Entry

“Red-light.” Dictionary, Merriam-Webster, Accessed 28 Sep. 2022.

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