Found 7 full forms for OSSM
| Term | Full Form | Category |
|---|---|---|
| OSSM | Oklahoma School of Science and Mathematics 
| Others |
| OSSM | Open Source Security Meetup
| Others |
| OSSM | Operations Security Staffing Mission
| Others |
| OSSM | Optum Supports and Services Manager
| Others |
| OSSM | Orthopaedic Surgery and Sports Medicine
| Others |
| OSSM | Our Savior Student Ministry
| Others |
| OSSM | Out of State Student Mentoring
| Others |