stump fuck Share definition Flag To engage in sexual intercourse using one's amputated limb (usually the leg) to penetrate some bodily orifice. She said she was down for some kinky shit, so I took off my prosthetic leg and stump fucked her. stump fuck by Lance the one legged stump fucker March 19, 2008 0 0 Get merch Get the stump fuck mug. Buy Now — $32.95 See more merch