green light

noun

Synonyms of green lightnext
: authority or permission to proceed
green-light transitive verb

Examples of green light in a Sentence

we were given the green light to use the town commons for our fund-raiser
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The first in-human clinical trial will assess the drug's safety profile, hopefully providing a green light for further efficacy studies. New Atlas, 2 July 2026 Mounted atop the temporary wall were two sets of traffic lights, a pair of side-by-side green lights (currently off) and a set of red lights, now blinking. Robert Pearlman, ArsTechnica, 1 July 2026 The court’s decision in the latter case gives a president with an expansive view of his power a green light to increase his stranglehold over independent federal agencies. Josh Feldman, NBC news, 30 June 2026 The fireworks sold by them are safe, sane and given a green light by the state fire marshal. Kayla Moeller, CBS News, 29 June 2026 See All Example Sentences for green light

Word History

Etymology

from the green traffic light which signals permission to proceed

First Known Use

1937, in the meaning defined above

Time Traveler
The first known use of green light was in 1937

Browse Nearby Words

Cite this Entry

“Green light.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/green%20light. Accessed 7 Jul. 2026.

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