dick mongrel Share definition Flag A man or woman who has an unhealthy obsession with dicks, and in most cases is a disease infested whore. I can't even mess around with that girl man, everyone keeps telling me she's a dick mongrel. dick mongrel by brente89 August 23, 2008 0 0 Get merch Get the dick mongrel mug. Buy Now — $32.95 See more merch