look up any word, like blumpkin:
 
1.
When you wear your pants past your ass and your underwear is exposed
Look at that fool bitch saggin, does he not own a belt?
by nina1586 March 30, 2011
 
2.
An urban youth who refuses to pull up their pants in spite of all social decency and common sense.
Why can I see that "gangsta's" ass crack and underwear? Dude must be suffering from the bitch sag!
by meefs April 17, 2011