bow out

(phrasal verb) to withdraw or quit something

Example Sentences:

I am going to bow out from our group, as I don’t get along with the members.

After 10 years at the company, our president bowed out last week. He will be missed.

Henry was unpopular at work because he was always bowing out when things became difficult.

From the News:

Clinton backs Obama and bows out

Media:

Similar idioms:

1. drop out
2. work like a dog