Any kind of nickname or affectionate diminutive bestowed by someone on themselves, particularly if it ends in __meister or __ster.
Bryan: “Hey, look out everyone, here comes The Bryster!”
Jon: “Oh hello Bryan, is that your new prickname?”
Jon: “Oh hello Bryan, is that your new prickname?”
by Cornelius Button April 06, 2008
Extent to which you are disadvantaged by the embarrassing behaviour of close family members. A good time to assess your familycap is at large gatherings such as weddings, baptisms and funerals.
“Hey Karen, nice to see you, it's been such a……oh my God!...isn’t that your brother Brian changing his toddler’s crappy nappy on the wedding cake table? What a familycap!"
by Cornelius Button April 06, 2008