Jafaikans = White boy/girl pretending to be Jamaicans copying hair stiles etc...
All these damn Jafaikans giving Jamaicans a bad rep round here...
people who were born in Britain but talk like they want to be Jamaican or whatever - jafaikan is the language of jafaikans.
person A: "Blad listen up bwoi, this is da bizzle tho innit, I aint seen you for over 5 years brov"
person B: "Still talking Jafaikan eh, I stopped being one of the jafaikans a long time ago, and now I work for a big recording company as a producer - all that jafaikan is soooo like 2007 yeah - looks like youve still got wogmania"!.