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Synonyms

green light

1 American  

noun

  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

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.

The deal still needs a green light from lawmakers in the European Parliament, which referred it to the EU's top court within days of being inked in January.

From Barron's

Los Angeles County Superior Court Judge Lawrence Riff, who approved the protective order, said Thursday that he wasn’t ready to give the county the green light.

From Los Angeles Times

On Wednesday, three High Court judges gave the green light to the Home Office to challenge their decision at the Court of Appeal.

From BBC

Human color vision depends on three types of cone cells in the eye, sensitive to red, blue and green light.

From Science Daily

"To have the green light in a £14bn transformation is enormous and now just need the rail industry to move as fast as possible," they said.

From BBC