| Acronym | Definition |
|---|
| PPPN➣Per Person Per Night (hospitality industry) |
| PPPN➣Podhalanski Podokreg Pilki Noznej (Polish soccer website) |
| PPPN➣Perianal Pseudoverrucous Papules and Nodules |
| PPPN➣Principal Protected Property Note |
| PPPN➣Primary Papillary Peritoneal Neoplasia (disease) |