| Abbreviation | Definition |
|---|---|
| POT | Plain Old Telephone |
| POTN | Product Of The Night |
| PP | Photo de Patrick |
| PP | Photo de Patrick |
| PP | Pulp and Paper |
| PP&S | Pens, Papers and Supply |
| PPAP | Pistol Particular And Planetary |
| PPC | Portland Pozzolona Cement |
| PPCP | Pharmaceuticals and Personal Care Products |
| PPCP | Plain Paper Copier Paper |
| PPE | Polyphenylene ether |
| PPECB | Perishable Products Export Control Board |
| PPH | Philips Pan Head |
| PPI | Pressure Products Industries |
| PPK | People Products Knowledge |
| PPP | Personal Product Points |
| ppp | Production Planning Process |
| PPPP | Pre-Production Parts Planning |
| PPPR | Plant Protection Products Regulations (UK) |
| PPPRA | Petroleum Products Pricing Regulatory Authority |