Poppykash Share definition Flag I say poppykash when I think someone is bullshitting me. So Poppykash means Bullshit Example :~~> Someone:You're pretty. Me: bah. Me: Poppykash. Poppykash by omfggggggz My name is ANGELA September 3, 2005 0 0 Get merch Get the Poppykash mug. Buy Now — $32.95 See more merch