| Abbreviation | Definition |
|---|---|
| SSPDF | South Sudan Politicians Defence Force |
| SSPDF | South Sudan Pounds Defence Force |
| SSPDF | Sudan S People Defence Forces |
| SSPH | Single Shot Probability of Hit |
| SSPK | Single Shot Probability of Kill |
| SSPM | Single Service Postal Manager |
| SSPM | Single Shot Probability of Miss |
| SSPM | Software Standards and Procedures Manual |
| SSPN | Single Shot Probability of Nothing |
| SSPO | Simulation Strategic Planning Office |
| SSPO | Strategic Simulation Planning Office |
| SSPO | Strategic Systems Program Office |
| SSPP | System Safety Program Plan |
| SSQ | Stress Survival Quotient |
| SSR | Scoping Study Report |
| SSR | Security Sector Reform |
| SSR | Sharp Shooting Rangers |
| SSR | Site Survey Report |
| SSR | Small Storage Rack |
| SSR | Software Specification Review |