Slang term for a closeted homosexual. Usually a very musical person. Has reddish brown wavy hair. Usually from a European background. Excels in foreign language and math. Siblings frown upon them.
"Hey. Do you know that guy Derek? I think he's an evan."
"Hey, Vanessa, I think your boyfriend is an evan."
"You guys know that dude with the Gibson SG? He's such an evan. He even has the hair."