look up any word, like eight ball:

1 definition by cmmcgm

 
1.
The fatty, pouch like area in between a woman's belly button and her nether regions.
Fuca stands for Fat Upper Cunt Area
Jim-"wow, that chick is hot, nice body

Mike-"no way dude she had some major fuca going on there"
by cmmcgm December 11, 2008