| Acronym | Definition |
|---|
| SaaS | Software as a Service |
| SaaS | Storage as a Service |
| SaaS | Student Awards Agency for Scotland |
| SaaS | Student African American Sisterhood (Indianapolis, IN) |
| SaaS | Standard Army Ammunition System |
| SaaS | Statewide Automated Accounting System (Mississippi) |
| SaaS | Southern Association of Agricultural Scientists |
| SaaS | Secretaria de Asuntos Administrativos y de Seguridad (Guatemala) |
| SaaS | School of Advanced Airpower Studies (advanced PME at Maxwell AFB, AL, USA) |
| SaaS | South Australian Ambulance Service |
| SaaS | Soldier As A System |
| SaaS | San Antonio Audubon Society (San Antonio, TX) |
| SaaS | Seattle Academy of Arts and Sciences |
| SaaS | Studio of Arts and Sciences |
| SaaS | Sichuan Academy of Agricultural Sciences (China) |
| SaaS | Security Audit and Analysis System |
| SaaS | Salla Allahu 'Alaihi Wa Sallam (Arabic: may the blessing and the peace of Allah be upon him) |
| SaaS | Service Académique d'Action Sociale (French: Academic Service for Social Action) |
| SaaS | Sprint Advanced Applications Support |
| SaaS | Status Already Assigned (Alcatel) |
| SaaS | State Associations of Addictions Services |
| SaaS | Stand Alone Analysis Shelter/System |
| SaaS | Southend Amateur Angling Society (UK) |
| SaaS | South Asian Area Studies (University of Bradford) |
| SaaS | Stand-Alone Analysis Subsystem |