Schlumped Share definition Flag When someone is so fucked up from a variety of drugs that they become immobile or it becomes extremely difficult to move. Yo that nigga schlumped off the oxys and that Killa kush bro. Schlumped by bootyhunter9686 October 13, 2016 0 0 Get merch Get the Schlumped mug. Buy Now — $32.95 See more merch