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1.
A malady of the anus region that causes distress to that of it's sufferer. Distressing hemmorodial tissue unable to be appeased with local anti-swelling creams and/or suppositories.
Exterior Roomate: "Dude, you've been in the bathroom for, like, a way long time. Are you alive?"

Interior Roomate: "Sorry, dude, but I've got, like, this buttgrinch that fuk'n hates me right now. I believe it may be of Mexican origin the likes of "Taco Bell fire sauce".

Exterior Roomate: "Condolences, bro. He can be a mean one, that buttgrinch..."
by UncleGrind April 11, 2009

Words related to buttgrinch

assgrinch ass-grinch butgrinch but-grinch butt-grinch