| Term | Full Form | Category |
|---|---|---|
| CUN | Cancun, Mexico | Others |
| CUN | Capable United and Noble | Others |
| CUN | Central University for Nationalities | Others |
| CUN | Clean Up Nigeria | Others |
| CUN | Consiglio Universitario Nazionale | Others |
| CUN | Corporacion Unificada Nacional | Others |
| CUN | Cotton Unigene Number | Others |
| CUN | Creatinine Urea Nitrogen | Others |
| CUN | Curry Up Now | Others |
| CUN | See You Never | Others |