Someone who enjoys full shitters, duck hunting and tickles of mustaches. Some could say the world is overpopulated with eichorns. Eichorns are daredevils of the poop pot. You would rather your daughter to marry a broke ass nigga than an eichorn.
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