Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “green light”

See all translations

green light

noun [C]  /ˈɡrin ˈlɑɪt/ us  
a traffic signal with the green part lit as a signal that it is safe to go: Wait for the green light before crossing the street. fig. A green light is also permission to do something: The developers were given a green light to go forward with the project.
Translations of “green light”
in Russian разрешение, зеленый свет…
in Turkish izin, müsaade…
in Polish zielone światło…
(Definition of green light from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of green light?
Add Cambridge dictionaries to your browser to your website

Definitions of “green light” in other dictionaries

Word of the Day

christmassy

typical of Christmas, or happy because it is Christmas

Word of the Day

Cleavage proves divisive in Cambridge’s words of 2014

by Alastair Horne,
December 19, 2014
​​​​ Other dictionaries may choose faddish novelties as their words of the year, but here at Cambridge, we like to do something different. We look for the words that have seen sudden surges in searches over the course of the year – words that have been baffling users of English and driven them

Read More 

tweleb noun

December 22, 2014
informal a Twitter celebrity; (more specifically, someone who has more than 1,000 followers on Twitter) There were a few old and a few new faces, including a tweleb or two. Expect to see and hear more from these cool kids.

Read More