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
1 more definition
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