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  • green light
    green light
    noun
    a green-colored traffic light used to signal drivers, pedestrians, etc., that they may proceed.
  • green-light
    green-light
    verb (used with object)
    to give permission to proceed; authorize.
Synonyms

green light

1 American  

noun

green lights plural
  1. a green-colored traffic light used to signal drivers, pedestrians, etc., that they may proceed.

  2. authorization; approval; permission.

    The railroad has been given the green light on the proposed fare increase.


green-light 2 American  

verb (used with object)

green-lighted, green-lit, green-lighting
  1. to give permission to proceed; authorize.

    The renovation project was green-lighted by the board of directors.


green light British  

noun

  1. a signal to go, esp a green traffic light

  2. permission to proceed with a project

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. to permit (a project, etc) to proceed

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

He estimates that by the time he gets the green light, it will have cost him more than £200,000.

From The Wall Street Journal Jul. 20, 2026

Planning rules implemented in London after the fire, however, are so detailed that seven in 10 projects have since failed to get a green light, creating a bottleneck, according to the CPS.

From The Wall Street Journal Jul. 20, 2026

Ronaldo suffered a convulsion earlier in the day but was given the green light to start for Mario Zagallo's side.

From BBC Jul. 17, 2026

“We never wait on a green light from anyone to tell the stories that we want to tell, and social media has already given us that opportunity,” Tales said.

From Los Angeles Times Jul. 8, 2026

Brilliant green light flashed as the wormhole opened.

From "Klawde: Evil Alien Warlord Cat" by Johnny Marciano and Emily Chenoweth

“So far, we’ve seen no pressure on wages by any measure,” Lorizio said, but any uptick could serve as the final push for Fed officials to green-light rate increases.

From MarketWatch Jul. 7, 2026

That effort has spurred the city to green-light more than 40,000 units.

From Los Angeles Times May 27, 2026

The group concluded that there was a strong case to green-light the breeding program.

From Slate Apr. 28, 2026

The reform has the backing of governors from the Andean provinces, who would have greater latitude to green-light mining projects.

From Barron's Apr. 8, 2026

As they watched, the green-light tunnel extended farther and farther, finally stopping at what looked to be twin tornadoes of swirling wind and snow.

From "Half Upon a Time" by James Riley

Lionel Messi, the 39-year-old Argentina captain, who continues to light up the international stage 20 years on from his tournament debut, green-lighted every detail of the top-dollar set-up.

From BBC Jun. 29, 2026

The FDA had green-lighted the design of Moderna’s trial years ago.

From The Wall Street Journal Feb. 18, 2026

Many cities have relaxed controls on property deals imposed earlier to cool price bubbles, and some 6,000 property projects have been green-lighted for lending.

From Seattle Times Mar. 3, 2024

Venezuela's National Assembly has green-lighted a referendum regarding a territorial dispute with Guyana, Foreign Minister Yvan Gil said on Saturday in an address to the United Nations.

From Reuters Sep. 24, 2023

It was evident that she had been on the lookout for him; a French-window in a creeper-covered veranda opened as he advanced, and gracious domesticity stood smiling in the green-lighted shade.

From King John of Jingalo The Story of a Monarch in Difficulties by Housman, Laurence

Premiering Wednesday on ABC and Disney+, this is apparently that rare thing in 21st century dealmaking and green-lighting, a pilot submitted for your approval.

From Los Angeles Times Feb. 4, 2026

Ahead of that meeting, Mr Sunak called the green-lighting of the march a "decision that the Metropolitan Police Commissioner has made".

From BBC Nov. 8, 2023

"Given current interest rates, Netflix will have to be very selective about green-lighting content and how they would finance it."

From Reuters Jan. 17, 2023

“Stop canceling shows that people like, stop green-lighting so many ridiculous shows that nobody’s gonna watch, and stop raising the price,” they say.

From The Verge May 6, 2022

The California Democrat noted an alert sent by the House Sergeant-at-Arms William Walker who consulted with the Office of Attending Physician in green-lighting the extended public health emergency.

From Washington Times Dec. 29, 2021

Daily Corriere della Sera had said Meloni had green-lit Venezi's sacking due to the "accumulation of controversy" around the new director.

From BBC Apr. 27, 2026

Patel’s best hope is that the lawsuit is dismissed early, because it’s highly unlikely that the Atlantic green-lit a story they knew, as his lawsuit claims, to be full of “false and obviously fabricated allegations.”

From Salon Apr. 24, 2026

European regulators have also green-lit treatments by Sydnexis for progressive childhood myopia and Atara-Pierre Fabre’s for a rare blood cancer, both of which were recently rejected by the FDA.

From The Wall Street Journal Mar. 2, 2026

One red flag: It ends on a cliffhanger, and Season 2 has not been green-lit yet, despite the show shooting to the top of Netflix’s charts.

From MarketWatch Feb. 27, 2026

Together they enter the dim, green-lit elevator, ascend to the fifth floor holding hands.

From "American Gods" by Neil Gaiman

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