When a woman has an extra fat layer between her fat stomach and her vagina. Thus, the fatgina.
As Linda was driving, her fatgina was resting on the steering wheel.
by santarosa December 15, 2005
Get the fatgina mug.
dayyyum she got a fatgina!

Ow, my fatgina! :(

The pungent aroma of her fatgina
filled the air.
by Heather Lynn333 October 13, 2007
Get the fatgina mug.