| Abbreviation | Definition |
|---|---|
| CUCC | Canada Ukraine Chamber of Commerce |
| CUCP | Canadian Ukrainian Catholic Pilgrims |
| CUD | Canadian University Dubai |
| CUD | Canadian University in Dubai |
| CUEE | Canadian Utilities Equipment and Engineering |
| CUEE | Canadian Utilities Equipment Engineering |
| CUFC | Canadian Urban Forest Conference |
| CUFC | Canadian Utility Fleet Council |
| CUFF | Canadian Unity Fan Fund |
| CUFN | Canadian Urban Forest Network |
| CUFS | Canadian Urban Forest Strategy |
| CUGA | Canadian Underwater Games Association |
| CUHA | Canadian Unlimited Hydroplane Association |
| CUL | Canadian Underwriters Laboratories |
| CUMC | Canadian Undergraduate Mathematics Conference |
| CUOE | Canadian Union of Operating Engineers |
| CUPE | Canadian Union of Public Employees |
| CUPW | Canadian Union of Postal Workers |
| CUSG | Canadian University Science Games |
| CUSMA | Canada-United States-Mexico Agreement |