The study or practice of being a completely illegitimate, lying, not truthful and/or unruly person. The ideology of being and becoming a fukboi.
Person 1 - Did you see Chuck man? He's on some other level stuff now a days with his boys and his girl.
Person 2- Yeah, I believe Chuck has been taking up Fuckboism, that's why he's been MIA.
by Mx3M_ February 15, 2016