Doughnut Bumpers Share definition Flag 1. Two or more females that engage in sexual intercourse with eachother Ex: "Look at those two chicks hold'n hands and shit... I'll bet their a couple of Doughnut Bumpers." Doughnut Bumpers by Nyneduce May 18, 2006 0 0 Get merch Get the Doughnut Bumpers mug. Buy Now — $32.95 See more merch