(vulgar slang) Anal sex.I could really go for a good nasty bumfuck right now.
(vulgar slang, derogatory) An isolated place far removed from major cities.Why the hell does your brother have to live out in bumfuck?
2009, Tony Thorne, Dictionary of Contemporary Slangbumfuck n American a very remote and/or backward place.I had to park in bumfuck because all the good spots were taken.