banana banging Share definition Flag Banana banging is the art of plundering your fart box with a banana with the intention of getting off. Suzy whats wrong? Oh I'm just a little sore Mandy, I was banana banging myself all night. banana banging by poopknife January 20, 2015 0 0 Get merch Get the banana banging mug. Buy Now — $32.95 See more merch