When your tounging a chicks ass like a five year old licking the bottom of an icecream dish and she farts in your mouth and you lick any excrement ejected.
I was performing fartalingus on Tito’s wife last night and the bitch exploded like a shaken Corona.
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi