Any individual (male or female) who posesses an I.Q. greater than 170 who is completely absorbed by books, music, and other subjects not remotely related to sports. The opposite of a jock.
Co-worker: Hey, did you see the Eagles games last night?
Me: That's none of my concern; I'm not a jock, I'm a brain.
Me: That's none of my concern; I'm not a jock, I'm a brain.
by Michael B. Morton September 20, 2006