Antonym to rape, its the state of forced sexual inactivity, or being sexually inactive contrary to your desire. AKA being cut off from the funbits of your gender of choice.
sex+castration
Josh: *Sigh* My life is a perpetual state of sexstration.
OR
Adam: Poor guy, he's been sexstrated by every girl at this party.
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