| Acronym | Definition |
|---|
| RASS | Richmond Agitation Sedation Scale |
| RASS | Radio Acoustic Sounding System |
| RASS | ROSAT All-Sky Survey |
| RASS | Responsible Alcohol Sails and Service (various organizations) |
| RASS | Reliability, Availability, Serviceability, Security |
| RASS | Ramon Allones Specially Selected (cigars) |
| RASS | Resource Allocation Selection System (US Army) |
| RASS | Relief Association of Southern Sudan |
| RASS | Remote Application Sharing Service (software) |
| RASS | Radar Acoustic Sounding System |
| RASS | Reference and Adult Services Section (libraries; various locations) |
| RASS | Rhine Army Summer Show (UK and Germany) |
| RASS | Random Access Storage System |
| RASS | Rapid Acquisition Shooting System (shooting bench from RCBS) |
| RASS | Rapid Area Supply Support |
| RASS | Radar di Acquisizione e Scoperta di Superfice |
| RASS | Rapid Access Storage System |
| RASS | Records Automation for Special Services (Provisioning) |
| RASS | Range Airspace Surveillance System |
| RASS | Range Automated Scheduling System |