| Acronym | Definition |
|---|
| CUD | Communauté Urbaine de Dunkerque (French: Urban Community of Dunkirk; Dunkirk, France) |
| CUD | Commission Universitaire pour le Développement (French: University Commission for Development; Belgium) |
| CUD | Call User Data |
| CUD | Coalition for Unity and Democracy |
| CUD | Cannabis Use Disorder |
| CUD | Center for Universal Design |
| CUD | Create, Update, Delete (computer programming) |
| CUD | Call User Data (X.25) |
| CUD | Connected Urban Development |
| CUD | Coefficient d'Utilisation Digestive (French: Digestibility Coefficient) |
| CUD | Cursor Down |
| CUD | Carnitine Uptake Defect |
| CUD | Common User Database (US DoD) |
| CUD | Circuit under Diagnosis (electrical engineering) |
| CUD | Combating Underage Drinking |
| CUD | Chulalongkorn University Demonstration School |
| CUD | Chaussée Urbaine Démontable (French: Removable Urban Roadway) |
| CUD | Certified Usable Design (trademark of Human Factors International) |
| CUD | Compilation Unit Data |
| CUD | Canadian University in Dubai (UAE) |
| CUD | Complete Upper Denture |
| CUD | Czech Union of Draughts |
| CUD | Clemson University Drumline |
| CUD | Custom Union Decision (Turkey) |
| CUD | Carpal-Ulnar Distance |
| CUD | Continuously Updating Display |