What is AJK?

Fattest kid in skl ❌🧢 dis yute gets bullied On a daily and he’s hangin out with dat lanky unrated year 11 with the Black primark hoodie , he’s the reason why there are no burgers left on tuesday, takes up 2 spaces in the line, and flicks paper and beats the desk with his pen like his marj beat him
Wallahi his new coat looks like some1 busted a fat one all over him