cuntbastard Share definition Flag A child who is born to an unwed mother who bears a striking resemblence to a cunt. Marissa is a fucking cunt. Her child David is the result of a one night stand. David is a cuntbastard. cuntbastard by Jesse LaRocque November 8, 2007 0 0 Get merch Get the cuntbastard mug. Buy Now — $32.95 See more merch