revolving s.o.b
n.— «Some people who had been my good friends even started calling me a revolving s.o.b. A revolving s.o.b, according to the late Iron Pants Johnson, is a man who’s an s.o.b. any way you look at him.» —by Harry Allen Smith Life in a Putty Knife Factory , 1943. (source: Double-Tongued Dictionary)