For those of you who think the word 'Motherfucker' is not quite rude enough, 'Mothercunter' gives a whole new meaning to rude. It's like swear-word porn

When you eat dirt for the first time and leave your family to build a shack in the woods

A real fuckhead.
A harsh term of abuse.
Akin with being called a motherfucker, only with that little bit of extra 'pep'.

A word having the dual ability of calling its recipeient not only "incestual," but also questioning their sexual orientation, by suggesting the recipient is unable to "fuck" and must therfore "cunt" instead.

A universal insult that incorporates the wonderful word "cunt" into an alternative to the common and overused phrase "mother fucker". Generally used as an insult.