feather one's nest
- (idiomatic) To achieve benefits, especially financial ones, by taking advantage of the opportunities with which one is presented; to amass a comfortable amount of personal wealth.
1858, George Eliot, chapter 13, in Scenes of Clerical Life:
- Dempster must have feathered his nest pretty well; he can afford to lose a little business.
- (to achieve benefits, especially financial ones): enrich, line one's pockets, look out for number one
to achieve benefits, especially financial ones