| Abbreviation | Definition |
|---|---|
| SMMS | Social Media Management Software |
| SMO | Sequential Minimal Optimization |
| SMOC | Synchronous Massive Online Class |
| SMOP | Simple Matter Of Programming |
| SMOP | Simple Meta Object Programming |
| SMOP | Small Matter of Programming |
| SMP | Sco's Misappropriated Printdrivers |
| SMP | Secure Management in Projects |
| SMR | System Modification Request |
| SMRA | Software Managed Reconfigurable Accelerator |
| SMS | Smart Messaging Service |
| SMSA | Software Maintenance and Support Agreement |
| SMSA | Software Maintenance and Support Agreements |
| SMSF | Software Maintenance Support Facility |
| SMSI | Smith Micro Software Inc |
| SMSPI | Systematic Manipulation of Social and Psychological Influence (one vulgar term is 'Deprogramming') |
| SMSS | Student Management Software Solutions |
| SMT | Simultaneous Multi-Threading |
| SMT | Smart Multi-Tasking |
| SMUA | Software Maintenance and Upgrade Assurance |