| Acronym | Definition |
|---|
| COSU➣Crisis Outreach & Support Unit (New York Police Department; New York, NY) |
| COSU➣Corporate-Owned, Single-Use (Android) |
| COSU➣Coastal Ocean Space Utilization (conference) |
| COSU➣Country Office Support Unit (UN Development Programme) |
| COSU➣Central Office of the Swiss Universities |
| COSU➣Central Oregon State University (land-grant university) |