A man who donates all forms of bodily fluids, especially semen, so that he may receive money to pay off a loan shark or some other form of debt instead of opting for more traditional forms of employment.
I heard that Hank is quite the jizznessman. He's visited the sperm bank several times this week; he brings his own copy of Good Housekeeping and a photo of Laura Bush.
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