A big, fine round ass. Most black girls and many white and latina girls are blessed with these anatomical masterpieces. They are as fun to watch and just as fun to grab.
The fine Round and big bubble shaped kind of Booty, A girl who got curves and a big ass Rack has a bubble butt ,It's gotta b the opposite of that uggly Flat ass a bubble butt is also perfect for Twerking Niggas like myself love them bubble butts
Contrary to popular belief Bubble Butts are ~not~ big asses. Bubble Butts are round like a globe, usually complement a slender/slim body, they are very tight and firm unlike the one's on fat asses...
A big, fine perfect round ass. It is not huge and gross, just bigger and better than average size. Every girl should have one of these. These anatomical masterpieces can give many guys an erection.