Cum Barnacles

The collection of cum on the bottom of one's feet after jerking off in the shower.

I dropped such a huge load in the shower last night that I don't think all of it went down the drain; I am pretty sure that I had some cum barnacles.

by urbancocktionary December 15, 2011

Cum Barnacles

The result of dried cum growing up into an actual creature, but is immobile

JIMMY: Why can't you clean your screen off? It's so dirty.
SEAN: The cum barnacles bite me whenever i try to clean it. Really fucking annoying.

by Afawoopster March 5, 2019