failopotamus 

n. One who fails so much and in such a way that they can be compared to as a huge failing animal.

"Dude, have you heard the new Puddle of Mudd CD?"
"Man, you are such a failopotamus!"

failopotamus by ep1c. May 5, 2008

Fappopotamus 

Also known as the Fap King. The Fappopotamus typically resides in the Fap Cave. Leaving only to forage for food and water. The Fappopotamus lives only to Fap.

Justin, the Fappopotamus, can be heard fapping in the fap cave, all day long. Sometimes late at night when it is really quiet... you can hear the Fappopotamus... fapping... fap fap fap

Fappopotamus by Dark Phantom December 12, 2012

Fatopotamus 

One who is fat like a hippo.

fatopotami (Pl.)

Vik B*****g is a fatopotamus

Fatopotamus by Ricky Jhajj July 27, 2008

Faggopotamus 

a large homo, someone of such gayness only a faggopotamus is comparable to the size of their gayness. Yes, their are bigger mammals, but this is the catchiest.

Nice comeback faggopotamus.

Faggopotamus by friedchicken347 July 3, 2010