Noun. A dork made of cork. Not neccessarily from southern Ireland.
Lady Friend: "Not only are you boring, greasy and nerdy but you are also made entirely of cork. Sod off."
Cork Dork: "Ok."
This is a person who talks about wine too seriously. They use adjectives such as "sexy", "attractive", "complicated", "tempermental" and "promising" to describe wine.
Linda likes the reserve pinot noir because of it's sexiness. She turns into such a cork dork whenver we are in Napa.