When a group of 3 or more goes on an amusement park ride, the bagsman is the person who takes all the group's bags and other loose articles over to the designated area before the ride starts.
Mick: Let's go on The Claw!
Mike: A'ight. Tony, it's your turn to be the bagsman.
Tony: Fine, gimme your bags. But you guys better save me a seat.
Prices shown in USD.