Some jackass looking over your shoulder to see what you have bet at a horse track or greyhound track. After you have handicapped the race this person is trying to cut your odds- by betting what you bet- he/she is a TPP Track Peeping Prick
"Hey dude watch the guy in the yellow shirt, he is Track Peeping Prick (TPP) and he is following you.
by jbird12 August 5, 2009