| Abbreviation | Definition |
|---|---|
| PIM | Personal Information Management |
| PIM | Politically Important Murder |
| PIM | Procurement Information Memoranda |
| PIMP | Pharmaceutical Industry's Main Pusher |
| PIMS | Personnel Information Management System |
| PIN | Personal Identity Number |
| PIP | Partners In Parks |
| PIP | Peace Is Patriotic |
| PIP | People In Power |
| PIP | Permanent Inspection Point |
| PIP | Public Involvement Plan |
| PIP | Public Involvement Project |
| PIP | Purpose Importance Preview |
| PIPA | Protect Intellectual Property Act |
| PIPE | Pipeline Information and Program Evaluation |
| PIPS | Performance Information Procurement System |
| PIRD | Performance Improvement Report Database |
| PIT | Personal Identification Tags |
| PIT | Personal Income Tax |
| PIT | Procurement Incarceration And Treatment |