When a girl butt looks straight and flat from a forward angle but when you look at it from the side it is actually big

when girls (sometimes men) are physically capable of separating their butt cheeks and shake it. their is no movement in anyother body part, not the legs or lower back, just simply the bootay. its crazyyy

Contrary to what some may think, this is not a form of dance but more accurately described as a traditional, tribal mating display.

panties that make lil booties POP!!! (mostly for little white girls) aka enhancing underwear that gives you junk in yo trunk.

The active ass shaking with a cactus inserted in the anus

When low on funds or looking to get drunk quickly, people will put a shot of alcohol in the rectum where it is absorbed directly into the blood stream instead of being filtered by the stomach and liver.

When you bend your girl over and hit if from behind. Usually the guy does all the work.