a cow's ass sewed up with barbed wire Share definition Flag a means of descibing something horrendously ugly or disgusting. "Woo, she's uglier than a cow's ass sewed up with barbed wire." a cow's ass sewed up with barbed wire by Ariluto April 30, 2006 0 0 Get merch Get the a cow's ass sewed up with barbed wire mug. Buy Now — $32.95 See more merch