| Abbreviation | Definition |
|---|---|
| PIG | Protection Interface Grants |
| PIIA | Proprietary Information and Inventions Assignment |
| PIIA | Proprietary Information and Inventions Assignment Agreement |
| PIIP | Public Interest Interview Program |
| PIL | Personal Injury Lawyer |
| PIL | Personal Interest Litigation |
| PIL | Private Interest Litigation |
| PIL | Public Interest Law |
| PIL | Public Interest Litigation |
| PILA | Public Interest Law Association |
| PILAC | Potential In Law Approved Clothing |
| PILAC | Program on International Law and Armed Conflict |
| PILC | Pacific International Law Center |
| PILC | Public Interest Ligitation Clinic |
| PILF | Public Interest Law Forum |
| PILF | Public Interest Legal Foundation |
| PILO | Public Interest Law Organization |
| PILOT | payment(s) in lieu of tax(es) |
| PILR | Public Interest Law Reporter |
| PIMP | Person In Marketing of Prostitution |