DTFK Share definition Flag Dani Taylor Fat Kid incorp. meaning: a snow ball who runs around like rocky cause she's a "big kid" 1) WOW! she is DEFINITELY a DTFK! 2) did you see that DTFK roll by? i didn't know they got that big! DTFK by Jordan March 25, 2003 0 0 Get merch Get the DTFK mug. Buy Now — $32.95 See more merch