An American who is sexually attracted to persons from or around Switzerland. This is understandable seeing as these people are easily the most attractive and sexy people in the world. Swisswhores may or may not actually engage in sexual activity with foreigners, but you can bet your buttons they want to.
Corinne: "wow, did you see that Swiss foreign exchange student over there?"
Lexie: "yeah, hes pretty sexy, don't you think?"
Corinne: "yeah, I'd fuck him!"
Lexie: "Way to be a Swisswhore."