| Abbreviation | Definition |
|---|---|
| PIM | Penalties In Minutes |
| PIMP | Participate In Motorsports Practice |
| PIMP | Player In a Management Position |
| PIMP | Player Is Making Paper |
| PIOS | Pontin's International Open Series |
| PIP | Player Incentive Program |
| PIP | Players In Progress |
| PIP | Pummled Into Pieces |
| PIR | Phoenix International Raceway |
| PIR | Portland International Raceway |
| PIRA | Princeton International Regatta Association |
| PIT | Passport In Time |
| PIT | Peach International Tennis |
| PIT | Pittsburgh Pirates |
| PIW | Pinnacle of Insane Wrestling |
| PIW | Pro. Internet. Wrestling |
| PJ | Pike Jock |
| PJ | Poco Jump |
| PJK | Pacific JuJitsu Kai |
| PJU | PANAMERICAN Judo Union |