FisselDonk Share definition Flag Someone who can't bust and just beats fish tacos all night while slippin' on 7up. Dude, Adam, Quit being a FisselDonk and beat it. FisselDonk by FisselDonk July 24, 2003 0 0 Get merch Get the FisselDonk mug. Buy Now — $32.95 See more merch