Explore all the different meanings and contexts for the abbreviation "HOSR"
| Abbreviation | Full Form | Category |
|---|---|---|
| HOSR | Head of the Schuylkill Regatta | Others |
| HOSR | Head of the Schuylkill Regatta (rowing classes; Woodbridge, VA) | Others |
| HOSR | History of Satellite Reconnaissance | Others |