GET/GIVE (SOMEONE) THE GO-AHEAD, GET/GIVE (SOMEONE) THE GREEN LIGHT, GET/GIVE (SOMEONE) THE SACK: American English Idioms #90
GET/GIVE (SOMEONE) THE GO-AHEAD To give someone the go-ahead is to show approval for an idea or proposal, or to provide authorisation for something to happen. When you give someone the go-ahead, you are giving permission for them to proceed with their plan of action. It can also mean approving of something that has already…