Urban Dictionary: Fatty Batty

2.	Fatty Batty
	The apple shaped, bell bottom, part of your ass that hangs out the side of a thong. Ey Fatty, you got a nice fatty batty. buy fatty batty mugs & shirts fa bell bottom apple bottom fatima batty natty shatty by No middle name fatty. Oct 21, 2009 add a video
1.	Fatty Batty
	Refers to the rear end of a person (usually a women) with a very fat wobbly arse. "You have a very fatty batty ses I!" "LOOK AT THAT FATTY BATTY" buy fatty batty mugs & shirts fatty battty fatty batty arse fat arse wobbly arse arse clart by Jason Winder May 4, 2006 add a video