| Acronym | Definition |
|---|
| P2➣Pollution Prevention |
| P2➣Primary 2 (various organizations) |
| P2➣Phase II |
| P2➣Pentium II (Intel) |
| P2➣Player 2 (video games) |
| P2➣Priority 2 |
| P2➣Sony Playstation 2 |
| P2➣Second Position |
| P2➣Propaganda Due (Italian) |
| P2➣Postal 2 (game) |
| P2➣Professional Plug-In (Panasonic) |
| P2➣Power Projection |
| P2➣Pioneer 2 (Phantasy Star game) |
| P2➣Predict and Prevent (Improvised Explosive Device Defeat Tenet Lane) |
| P2➣Pulmonic Second Heart Sound |
| P2➣Progressive Professionalism (US Air Force) |
| P2➣PMBP Automated Information System (Army Corps of Engineers) |