| Acronym | Definition |
|---|
| SUS | Sustain (piano) |
| SUS | Sistema Único de Saúde (Portugese) |
| SUS | State University System (Florida public colleges) |
| SUS | Suspend (Message) |
| SUS | Sight Unseen |
| SUS | See You Soon |
| SUS | Software Update Services (Microsoft) |
| SUS | Secondary Uses Service (UK health informatics) |
| SUS | Society of University Surgeons |
| SUS | Security Update Service (various companies) |
| SUS | Science Undergraduate Society |
| SUS | Single UNIX Specification |
| SUS | Software Update Services |
| SUS | Sport Utility Sedan |
| SUS | Shadow Unit Specified |
| SUS | Shut Up Stupid |
| SUS | Saybolt Universal Seconds |
| SUS | Siam United Steel (various locations) |
| SUS | Sydney University Sport (Australia) |
| SUS | Serviço Único de Saúde (Brazil) |
| SUS | Stand Up Spike (spikeboarding) |
| SUS | Singles under Sail (est. 1987; Connecticut and New York) |
| SUS | Stochastic Universal Sampling |
| SUS | Solid Unbleached Sulfate (paperboard packaging grade) |
| SUS | Silicon Unilateral Switch |
| SUS | Sport Utility Sedan (Subaru) |
| SUS | Steel Use Stainless (stainless steel Mmaterial) |
| SUS | St Louis County, Missouri (Spirit of St Louis Airport) |
| SUS | Signal Underwater Sound (device) |
| SUS | Scottish Universities Sports |
| SUS | Speech Understanding System |
| SUS | Semantically Unpredictable Sentence |
| SUS | Stripe Unit Size |
| SUS | System Usability Score (user interface scale) |
| SUS | Sound Underwater Signal |
| SUS | Society's Ugly Son (band) |
| SUS | Semi-Orthogonal User Selection |
| SUS | Software Unit Specification |
| SUS | Sonar Underwater Signal |
| SUS | Shared Use System |
| SUS | Soldier Under Sentence (UK military rank for imprisoned soldiers) |
| SUS | Special Unit Separators |