What is 'round Trip?
A Term used in World of Warcraft by players with slow computers. This happens when your character is riding on a zepplin or boat, and by the time your computer has finished loading, the zepplin/boat has already left to return to where it started due to massive lag.
Player 1: Where are u i thought u said u were on the zepp???
P 2: I was but then i pulled a 'round trip, im back in Orgrimmar now.
P 1: Dammit