A Man Beast is a fat ugly, extremely large built female. These grotesque creatures, can be found in any UK city and seem to have many kids by different fathers. Man Beastsoffen wear ill-fitting leggings and tight armless tops, to show off their disgusting fat bodies, and flabby arms covered in tattoos as a sign of pride. Very slow and unintelligent, these creatures can be herd screaming and swearing at their kids in public. The male partners of these creatures, are smaller by comparison, not very tall and skinny due to the lack of food.
Is a term used to describe a teen that didn't just hit puberty, he beat the shit out of it. When a person is called man beast, it is usually because he hit puberty before a lot of other teens.
Person : "Dang dude. You used to be all fat, but now your freakinripped. Your going man beast! "
To skull fuck someone and while defecating on the chest, Then removing the eye or part of brain where seamen came into contact with and eating it along with deficate.