| Abbreviation | Definition |
|---|---|
| PREDS | Nashville Predators |
| PredsFan | Nashville Predators Fan |
| PRG | Philadelphia Rockclimbing Gym |
| PRI | Performance Racing Industry |
| PRLA | Portuguese Rugby League Association |
| PRO | Pittsburgh Roleplaying Organization |
| PRO | Player Referee Organization |
| PRO | Player Run Organization |
| PROD | Pride Rookie Orientation Dinner |
| PROMMA | PROfessional Mixed Martial Arts |
| PROP | Professional Racing Outboard Performance |
| PRP | Player Run Plot |
| PRPA | Pennsylvania Rifle and Pistol Association |
| PRS | Paper Rock Scissors |
| PRS | Place, Reach, and Snap |
| PRS | Practice Record Sheet |
| PRTP | Paddle Round The Pier |
| PRTP | Player Run Tiny Plot |
| PRU | Potomac Rugby Union |
| PRW | Puerto Rico Wrestling |