Etymology: green light noun
: to give a green light to
studios grow complacent in good times and green-light more iffy films — Anne Thompson
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v.t., green-lighted or green-lit, green-lighting.
to give permission to proceed; authorize: The renovation project was green-lighted by the board of directors.
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1. a green traffic signal which indicates that vehicles or pedestrians may proceed.
2. Informal, Figurative. permission to proceed: »
the Mississippi legislature gave the green light to the state to take over and develop any seaport in the state (Wall Street Journal).
green light or green-light,
transitive verb.
to authorize or give permission to proceed: »
Only the board has the power to green light the renovation.
Useful english dictionary. 2012.