Redneck Testicle Mudflap Share definition Flag Excess layer of droopy fat found hanging below a redneck's package. Cooter: I can see your Redneck Testicle Mudflap in those new skinny jeans.Earl: Curse you Cooter! Redneck Testicle Mudflap by TERminalambiaNCe August 29, 2012 0 0 Get merch Get the Redneck Testicle Mudflap mug. Buy Now — $32.95 See more merch