Basics of this saing come from noob which you will see is a slam on new people... in the past directed toward game players an poeple of the sort but now.... well with my community of peoples... has become a broader diss to ne one new to ne thing! lol it acctually is a funny diss so give her a shot
some douche comes up acting bad at say... basket ball... you stomp him... your comment "What a Noob!"!!!
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