A munter with the characteristics of a pig. The 'oin' is representative of the sound of a pig 'oink'.
Wow that was one fat mointer.
by chemdan May 11, 2010
Indefinately ugly, one level up from munter, which despite being very ugly is still defined within the laws of physics.
Fuck me son, she was a right mointer
by shadopyro May 11, 2010