| Acronym | Definition |
|---|
| CUS | Course |
| CUS | Centro Universitario Sportivo (Italian: Universtity Sport Center) |
| CUS | Communauté Urbaine de Strasbourg (French: Urban Community of Strasbourg; Strasbourg, France) |
| CUS | See You Soon (chat) |
| CUS | Common User Service |
| CUS | Cumulative Updates |
| CUS | Coefficient d'Utilisation du Sol (French: Land Use Coefficient) |
| CUS | Commander, Undersea Surveillance (US Navy) |
| CUS | Compression Ultrasonography |
| CUS | Concordia University System |
| CUS | Contiguous United States |
| CUS | Chicago Union Station (railroad company) |
| CUS | Confederación de Unificación Sindical (Spanish: Confederation of Labor Unification, Nicaragua) |
| CUS | Chronic Undifferentiated Schizophrenia (mental disease) |
| CUS | Chemical Update System (EPA) |
| CUS | Carrillo Underwater Systems (underwater equipment manufacturer) |
| CUS | Common User System |
| CUS | catch-up saccade |
| CUS | Co-operative Union of Serbia |
| CUS | Correctional Unit Supervisor |
| CUS | Common User Subsystem |
| CUS | Constant Unit Service |
| CUS | Cute Useless Stuff (polite form) |
| CUS | Coherent Unit Set |
| CUS | Comité Universitaire de Solidarité |