green light


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green light

permission to go ahead with a project.
The green light referred to is the traffic signal indicating that traffic is free to move forward. Red and green lights were in use from the late 19th century in railway signals, but this figurative use of green light appears to date from the mid 20th century.
1997 New Scientist Zemin even got the green light to buy nuclear power plants.
See also: green, light

green light

n. the signal to go ahead with something; the okay. (see also go-ahead, high sign.) When we get the green light, we’ll start.
See also: green, light
References in periodicals archive ?
Airport director Niall MacCarthy said: "To mark our country's national day, we are planning to transform the airport terminal and the surrounding areas into a sea of green light.
Shareholders of both firms gave the green light for the tie-up at meetings in London earlier this month.
Crestron announced today the launch of their new Green Light Integrated Switching Panel (GL-IPAC-SW8), designed to provide affordable and reliable performance for smaller lighting systems.
The LED in this spotlight has a 120,000 hour service life and produces green light natively, meaning there is no filter or colored lens to reduce output or distort the beam.
The announcement means that the highly anticipated Massively Multiplayer Online game (MMO) has received the green light from Microsoft, and that Funcom can start official development of an Xbox 360 version of the game.
Kia's Green Light Project, a global social mobility program, since it was established two year ago, has aimed to boost the accessibility of health and education for underprivileged youths in some of the most impoverished regions in the world.
6, 2013 /PRNewswire-iReach/ -- Fresh Green Light Franchise Partners today announced it will begin offering franchises for its cutting-edge Driver Training Centers that offer a more effective training program for new teen drivers.
Are these the same planners who gave the green light to build on Lindley Moor or are we dealing with a new breed of planners?
Crestron offers a complete solution in its Green Light product line which is unmatched by its competitors," said Rich Wilkens, President of Lighting Group Northwest.
Taipei, March 31, 2010 (CENS) -- For the first time in 10 quarters, the domestic housing market witnessed the appearance of a green light, representing a stable and safe market, in the fourth quarter of 2009, reported the Architecture and Building Research Institute (ABRI), under the Ministry of Interior (MOI), yesterday (March 30).
Councillors gave it the green light after Staffordshire Police chiefs proved "very special circumstances" to site the station on Green Belt land.
Q i was recently driving in East Anglia when we were passed by a car with a green light on the roof travelling at some speed.
Caption: Rock Green Light is the newest big name low carb beer to hit the streets.
That's because the radiation energizes electrons in the silicon, which then emit green light as they naturally fall back to a lower energy state.
The green light is for auto traffic; she needs to look at the pedestrian light (Walk/Don't walk).