Casino lingerer

A person who loses all their money at the casino but hangs around watching the tables without playing for an extended period after they are out.

After Jesse lost all his money on roulette....
Sam: "Come on Jesse lets go home"
Jesse: "Hold on man I know zero is coming up, I've just gotta see it"
Sam: "dude you don't even have any chips to play"
Jesse: "It's coming man"
Sam: "You're such a casino lingerer