Big ol' booty, when a girl got some junk in her trunk
watchu putcha mug on, to saddle up and ride, da juicy lil cantelopes, a girly be havin in da back of her pants
Beyonce, J-lo, Shakira, whatever you want, they all got the booty
while putting words in the urban dictionary you cant think of another word to put as an antoym or synonym so you use booty because its shown as an example.