Harpoon in the ass Share definition Flag The act of a male making a thrusting motion into the backside of a female so much that the anus begins to blead. DAMN BITCH! Now I Can't Sit Down!! Harpoon in the ass by J35u5 January 21, 2005 0 0 Get merch Get the Harpoon in the ass mug. Buy Now — $32.95 See more merch