Innit fam Share definition Flag east london slang meaning something along the lines of "I totally agree, dude" or possibly "Am I right, bro?" 1) "mate ur well cool, u are!""innit fam"2)"Mate, Beyoncé has got the nicest arse ever, innit fam?" Innit fam by Jxmes February 25, 2015 0 0 Get merch Get the Innit fam mug. Buy Now — $32.95 See more merch