The Booty of a girl who has a smaller waist than her hips thus making the booty look bigger, rounder, and fuller..."sniff sniff" makes you want to cry just thinking about it.
Yooo!! check out the onion(booty) on shawty over there!!
by Test March 03, 2005
Booty that looks so good, it makes grown man want to cry.
Damn man, that girls got onion booty.
by g-money April 04, 2003
A woman's ass that looks so good it makes you want to cry
Sugar tits over there has an onion booty
by DeMj February 05, 2005
a booty with hips that curve out similar to the curves of an onion small waist, fat ass.
damn from behind with that small waist shorty's ass looks like and onion.
by Anonymous October 01, 2003
an onion booty is an ass thats sooo fine, guys gust look at it and it makes them cry.
damn asia you got an onion booty!
by asia July 12, 2004
Ass so big you don't know what to do with it. You just gotta cry.
Damn man *sniff,sniff* that girls got *wipes tear* onion booty.
by Uncle Tay-Tay May 23, 2003
A lady who has a small waist, or smaller waist but has wide or wider hips thus making the booty look bigger, rounder, and fuller which also curve out similar to the curves of an onion Not know at all we call it boom-booms.especialy if it shakes
like wow! that girl has a curvy onion booty it claps make you start to cry.
by DrTLJ March 06, 2006