| Acronym | Definition |
|---|
| RSID➣Rapid Stain Identification (forensics) |
| RSID➣Rural Special Improvement District |
| RSID➣Residential System Identification |
| RSID➣Reed Solomon Identifier (radio) |
| RSID➣Reseller Identification |
| RSID➣Radio Set Identification |
| RSID➣Ryerson School of Interior Design |