1. cascading pile of
cellulite, usually located on the mid torso section of the body but in some rare occasions flabalanches have been reported in the jowl and thigh regions.
2. often
associated with
creatures that use the sir name jabba. see: jabba the slut
A: don't look now but your cousin is takin' off her shirt again.
A: that's got to be
the biggest flabalanche i've ever seen! that's some seven layer
burrito shit.
B:
shut the fuck up man! why you lookin?
A: your cousin's tore up yo!