give the green light
中上級 (B2) neutral
To allow something to happen or go ahead.
"The board finally gave the green light for the new expansion project."
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What Really Happened In Chihuahua: 2 CIA Officers, A Meth Lab, And An 'Accident' At 2AM
IRONCLAD · 11:29
Mexican state of Chihuahua would give the green light and why.
April 15, 2026 Chicago Tonight - Full Episode
WTTW · 6:18
want state officials sort give the green light to those bars