| RASS | Relief Association of Southern Sudan | 苏丹南部救济协会 |
| RASS | Reliability, Availability, Serviceability, Security | 可靠性、可用性、可用性和安全性 |
| RASS | Resource Allocation Selection System (US Army) | 资源分配选择系统（美国陆军） |
| RASS | Radio Acoustic Sounding System | 无线电声学探测系统 |
| RASS | Rapid Access Storage System | 快速访问存储系统 |
| RASS | ROSAT All-Sky Survey | ROSAT全天巡天 |
| RASS | Radar di Acquisizione e Scoperta di Superfice | 超级冰上采集和范围雷达 |
| RASS | Richmond Agitation Sedation Scale | 里士满搅动镇静量表 |
| RASS | Rapid Acquisition Shooting System (shooting bench from RCBS) | 快速采集拍摄系统（RCBS拍摄台） |
| RASS | Radar Acoustic Sounding System | 雷达声学探测系统 |
| RASS | Records Automation for Special Services (Provisioning) | 特殊服务的记录自动化（资源调配） |
| RASS | Random Access Storage System | 随机存取存储系统 |
| RASS | Rapid Area Supply Support | 快速区域供应支持 |
| RASS | Range Airspace Surveillance System | 靶场空域监视系统 |
| RASS | Range Automated Scheduling System | 靶场自动调度系统 |