hippopotamian 

someone or something that resembles a hipp or has hippo-like qualities.

Guy 1: "Look at that fat person."
Guy 2: "I know, they are really hippopotamian."

hippopotamian by EMP get dowwwwwnnnnnnnnn!!!!!! November 8, 2010

Hippopotami 

More than one Hippopotamus

The hippopotami at the zoo were fighting.

Hippopotami by Mary Sue Jackson June 27, 2003

hippopotamonstrosesquippedalian 

hippopotamonstrosesquippedalian refers to a long word, such as itself.

People who fear long words are said to have hippopotamonstrosesquippedaliaphobia

Man 1:Antidisestablishmentarianism is a hippopotamonstrosesquippedalian word.

Man 2: what in the blue hell does that mean?

hippopotamonstrosesquippedalian by kingpaladin August 5, 2005

hippopotomia 

to become sexually aroused with excessive fat

kev's new partner was so tripleobese he played bouncy castles all night to satisfy his hippopotamia

hippopotomia by theWestHamfan January 23, 2004

Hippopotamonstorosesquipadelaphobia 

Quite the annoying word. It means fear of long words.

#1: do you have hippopotamonstorosesquipadelaphobia.

#2: ahhhhhhhhhhhhhhhhhh

Hippopotamonstorosesquipadelaphobia by toubare December 3, 2019

hippopotamonster 

a hippopotamus that looks terrible.

The hippo is terrible in the extreme. It is apt to call it a hippopotamonster.

hippopotamonster by uttam maharjan November 29, 2011