Someone who is in total admiration of their own perceived achievements. Often the achievements are day to day achievements that others take for granted like wiping their bum or blowing their nose. Often people who are cock wombles overuse winningest as the way to describe themselves.
I am Jason and I am the winningest poker player of Black Dog Poker. I am also the winningest at not inviting my friends over for a swim and for fixing an over priced mid life crisis audi. I am also the winningest at being the whiniest pom outside of England. Jason is a cock womble.
A person who collects the cheese looking build up from the bell ends of homeless men and uses it for food, either spreading it on bread or toast for example
That guy is so disgusting, I bet he's a complete Cock-Womble