Slang term referring to a blow job given to a male in which the partner giving the blow job uses their teeth to a point of causing unenjoyable pain. Usually the cause of being that the giver is inexperienced.
Guy 1: Dude, I heard your girlfriend did a jagged tunnel on you.
Guy 2: Oh God, yeah. My penis still hasn't recovered...
Guy 2: Oh God, yeah. My penis still hasn't recovered...
by Stevedaculedood55 June 16, 2010