| Abbreviation | Definition |
|---|---|
| RPIE | Residential Property Information Enquiry |
| RPII | and PIPA Inflatable Inspectors |
| RPII | Relative Path Impact Index |
| RPIR | Royal Pacific Islands Regiment |
| RPJ | Random Pulse Jamming |
| RPJ | Rat Pancreatic Juice |
| RPJ | Reavis Page Jump |
| RPJ | Rembert Pendleton Jackson |
| RPK | Ram Prakash Khalsa |
| RPK | Random Player Killer |
| RPK | Refurbisher Preinstallation Kit |
| RPK | Revenue Passenger Kilometer |
| RPK | revenue passenger kilometre |
| RPK | Revenue Passenger Kilometres |
| RPK | Reverb Press Kit |
| RPK | Reverb Press Kits |
| RPK | Role Player Killer |
| RPK | Ruchnoi Pulemet Kalashnikova |
| RPK | Ruchnoy Pulemet Kalashnikova |
| RPK | Ruchnoy Pulemjot Kalashnikova |