| Acronym | Definition |
|---|
| COU | Center of the Universe (band) |
| COU | Children of Uganda |
| COU | Conditions of Use |
| COU | Calendar of Updates |
| COU | Change Of Use |
| COU | Council of Ontario Universities |
| COU | Close Observation Unit (hospital terminology) |
| COU | Curso de Orientación Universitaria |
| COU | Club Omnisports des Ulis (French multisport club) |
| COU | Cardiac Observation Unit |
| COU | Columbia, MO, USA - Columbia Regional (Airport Code) |
| COU | Cable Orderwire Unit |
| COU | Concept of Operations and Utilization |
| COU | Cingular Official Use |
| COU | Central Operation Unit |
| COU | Centro de Orientación Universitaria (Spanish, Guatemala) |
| COU | Creative Opportunities Unlimited, Inc (Odyssey of the Mind sponsor) |