Adj., Orginated in Dalton, GA. This word is used to describe gnarley Gs and those who knew Tupac. One who is awesome can be known as 'Gangsterlicious _N_a_m_e_ '.
The definition of gangster licious is the act of being a fuck nigga also known as bitch ass nigga, basically just meaning to Be a weird nigga doing weird nigga shit being Dayroom.