by Cack! October 5, 2006
Get the cumcasticmug. When your dick is wet and slimy after sex but you dont wash it right away cus youre lazy so it dries and turns into a cumcast
by glockdaddy August 5, 2017
Get the cumcastmug. by p8q47328q9o March 21, 2009
Get the Cumcasticmug. 