A tan and/or sunburn on one's right arm stretching from the shoulder and fully down the hand. It is caused when the passenger in a vehicle has their window rolled down and their right arm out of it for extended periods of time. i.e; a vacation trip
The feeling you get when you're riding in a vehicle someone else is driving, where time loses all meaning and before you know it you've arrived at your final destination.
Passenger Syndrome can also be used for when one is going through the motions and not being aware of the life events happening around them.
Honey: Candy, you've got to focus! The show's about to start! Why don't you have your tassels on yet?
Candy: Sorry Honey, I feel lost in the shuffle. One minute I'm getting on the train to the club, the next minute it's showtime.
Honey: Do you need someone to talk to?
Candy: No, I guess it's just the Passenger Syndrome doing its thing again.
The person who sacrifices themselves and goes up to the airline representitive at an airport departure lounge to ask the question that everyone wants an answer to. Usually followed by an airport-wide announcement, and a dissaproving look in the Scape Passengers direction. Likely to result in being stuck in worst seat oin aircraft