Diecastcow Share definition Flag ( ˈdī ˌkast-kou )Noun: A drink made by shaving off a female's anal hair, granulating it, and dissolving it into a glass of water. Yeah dude, I made the best diecastcow with her lastnight Diecastcow by NicoTheChico October 3, 2017 0 0 Get merch Get the Diecastcow mug. Buy Now — $32.95 See more merch