Shlum Plum Share definition Flag A girl who seems very shy but actually is very active and is 80% time a hooker. Joe: You know Garfield? Pine: Yeah? Joe: I think hes a Shlum Plum. Pine: Woah, Really? Shlum Plum by pinedog June 26, 2018 0 0 Get merch Get the Shlum Plum mug. Buy Now — $32.95 See more merch