Idiom
give someone the go-ahead and give someone the green light
Theme: PERMISSION
to give someone the signal to start or continue.It's time to start work. Give everybody the go-ahead.They gave us the green light to start.
Idiom
give someone the green lightgive (someone/something) the green light
to give permission for someone to do something or for something to happen.They've just been given the green light to build two new supermarkets in the region.
(often + to do something)
The local prefect has given the green light to the dam at Serre de la Fare.
(often +
to)