| Acronym | Definition |
|---|
| OCSL➣Office of Community Service Learning |
| OCSL➣Orange County Speech League (California) |
| OCSL➣Ottawa Carleton Soccer League (Canada) |
| OCSL➣Open Code Software Library |
| OCSL➣Old Capitol Soccer League (Milledgeville, GA) |
| OCSL➣Ottawa Conventional Softball League (Canada) |