Urban Dictionary: Fat flatty

That girl who despite being fat is also flat E40 Flat fatty

See E40 over there? Fat flatty is shaken that ass.

by Goddamn Sugar Snap Peas March 19, 2016

Get a Fat flatty mug for your daughter Sarah.

a fat chick who does not have big tits; a plumper who is also a member of the itty bitty titty committee.

That poor fat chick lacks jugs. She's a big fat flatty.

by PMax April 13, 2008

Get a big fat flatty mug for your guy Riley.