A girl who you really want to sleep with but afterwards feel sort of depressed that you did. Normally requires vomiting or a gym session to clear your mind. Very similar to the feeling you get after you eat McDonalds.
Bro 1: last night i totally did some mcpoon, want to hit the gym after class so i can get over it?
Bro 2: sure bro, i normally vomit to get over mcpoon, you should try it.
A tall, slim male who looks is frequently mistaken for fictional character, Where's Wally. Currently dating. Also known as leader of the Harry Mckeon religion. Tends to be stalked by ex-harry mckeon religion member P W. Harry Mckeons' also tend to look good in white. Resides at Nudgee.