When a severly overweight person has layer of skin/fat that hangs/flaps down over their privates. Similar to a gunt but even more obese.
by ChiTRS August 14, 2008
stands for "Butt on Backwards". It is used to describe severely overweight men who wear their belt around their gut and cause a front bulge that looks like they have a butt in the front.
by ChiTRS August 14, 2008