Someone who is extremely proud of their laziness and should be worshipped for their ability to avoid burning calories.
"Shanotgettinit!" Shouted the fatass when the knock came on the door.
by Sean Connery February 26, 2003
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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
by Dorrrraaaaaa July 1, 2009
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Kim Kardashian.
Eric Cartman.
Any person with a large unattractive rear end.
A painfully honest description of an oversized butt.
Not quite wide load, but getting close.
Kim Kardashian's fat ass has gotten so huge!
by jsd9632 January 13, 2012
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A fucking fat ass Trent Swales that suck em bitches and bangs them hard. Gondy said that bitches
Trent is a fat ass motherfuckerrrrrrr.
by hell rising February 21, 2019
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anyone who is extremly over weight
Bryce is a fuckin fat ass and so is sara.
by mtrain March 17, 2007
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