when you dress up as a bum and every slope that is 5 degrees or more slanted you roll down it in a bum like fashion.
Bums use this "bum roll" because they are too poor for other means of transportation and it is quick, easy travel.
by bobby lobster October 11, 2004
by PinkBerry July 01, 2010
A movement in the legs which defines ones bottom. When the legs are spread. pushing one cheek of the bottom backwards defining it's shape.
- Used to mention a desirable bottom
- Used in slang to describe an unattractive bottom or as a jest
- Used to mention a desirable bottom
- Used in slang to describe an unattractive bottom or as a jest
1. "Did you check him out? His arse is so huge he bum-rolls while sitting"
2. "That girl has one fineeeee bum-roll"
2. "That girl has one fineeeee bum-roll"
by priestfeast July 29, 2009