| Abbreviation | Definition |
|---|---|
| SU | Software Update |
| SUATU | Show Up and Throw Up: A Term used by Software Sales Engineers when Account Executives invite them to |
| SUCR | Single-Use Camera Reader |
| SUCR | Suffolk University College Republicans |
| SUD | Small Utilities for DOS (Disk Operating System) |
| SUIT | Software Updates for Internet of Things |
| SUIT | Sysman User Interface Toolkit |
| SUM | Software Update Manager |
| SUM | Software User's Manual |
| SUM | Support Upskilling And Multicultural |
| SUMI | Software Usability Measurement Inventory |
| SUMP | Software Usage Management Protocol |
| SUP | Software Update Packet |
| SUP | Still Unsolved Problems |
| SUPER | Simplified Universal Player Encoder & Renderer |
| sUPL | simple Unified Presentation Layer |
| SURE | Service User Review and Evaluation |
| SUS | Schlage Utility Software |
| SUS | Software Update Services |
| SUSE | Service Und Software Entwicklung |