Definitions by Dorrrraaaaaa

Fat Assing 

Verb. To carry out activities that may result in one's heine increasing in size, such activities include; eating large amounts of fatty foods, and sitting at home playing computer games all day.

John: I'm going to order 3 pizzas, then consume them all whilst playing COD4

Claire: Stop Fat Assing, you'll become a Fat Ass

Fat Assing by Dorrrraaaaaa July 1, 2009