Fagsoup is a term used to define a variety of fags coming together in one location. Kind of how America is known as "the melting pot," fagsoup is like that, but for fags.
Whoa! There is a wholelot of fagsoup going on in this biker bar tonight!
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