gravy plane
n.— «In the hierarchy of desirable Government appointments, Qantas runs second only to Yarralumla. The queue to get on this gravy plane makes Sydney Airport’s congestion seem minor.» —“Mates—Networks Of The Nice Little Earners” by Mike Steketee, Tom Burton Sydney Morning Herald (Australia) Feb. 18, 1989. (source: Double-Tongued Dictionary)