Pewmpy Share definition Flag Adjective: Being unable to do or finish the task at hand such as tiny mario unable to break the brown boxes witch makes him make the pewmp noise. (P-ew-m-p-e). Hey T, quit playing with yourself, your being pewmpy! Pewmpy by TCDB February 19, 2011 0 0 Get merch Get the Pewmpy mug. Buy Now — $32.95 See more merch