| Acronym | Definition |
|---|
| OSSP | Oscar Scherer State Park (Florida) |
| OSSP | Open Source Software Project |
| OSSP | Organization Standard Software Process |
| OSSP | Organization's Set of Standard Processes |
| OSSP | Operating System Service Provider |
| OSSP | Operations Systems Strategic Plan (Bellcore) |
| OSSP | Organizational Safeguards and Security Plan |
| OSSP | Open Source Science Project (West Bloomfield, MI) |
| OSSP | Open Systems Standards Profile (Sprint) |
| OSSP | Organization-Specific Slow Protocol (standardized process) |
| OSSP | Online Student Services Project |
| OSSP | On Site Support Program (Data General) |
| OSSP | Operations Support Savings Plan (Lockheed Martin Corporation) |