A person who is played out, often talking too much about some lame subject. Calling this person a cornbox loudly in their face results in visible confusion, temporarily stifling their useless jibberish.

"You're cornboxed" or "you're a cornbox" directed at a windbag.

by Captain Bly on Sep 8, 2012

tags: beat, played, square, shot, rap is beat, blowhard