crony
n. 密友; 好友
You can refer to friends that someone spends a lot of time with as their cronies, especially when you disapprove of them.
He returned from a lunchtime drinking session with his business cronies.
中午跟那帮生意上的朋友喝完酒后,他回来了。
1. a close friend who accompanies his buddies in their activities
In her late sixties she traveled over Europe with a crony of equal years.
在接近古稀之年,她同一个与她同年的密友漫游欧洲.