A military abbreviation for physical training, which can be anything from a series of push-ups, jumping jacks, sit-ups, running, etc that is usually done in formation or with a group of other military personnell
An abbreviation for Phantasy Tour, a message board created by and maintained by dirty Phish fans. There are other subsections in PT, such as Phantasy Bisco, Phantasy moe., etc.. But Phantasy Phish is the only one that really matters. It's addictive, pointless, and immature...but is one of the highest frequented free message boards on the web.
"I spent nearly 4 hours on PT this morning."
Did you hear the new Trey rumor from PT yesterday?"