| Acronym | Meaning |
| RCCO | Royal Canadian College Of Organists |
| UV | Burkina Faso (FIPS 10-4 Country Code; From Upper Volta) -ultraviolet |
| NIIN | National Item Identification Number |
| RUN | Kirundi Language (ISO 639-2 Code) |
| VNV M/C USA | Viet Nam Vet's Motorcycle Club USA |
| KHM | Cambodia (ISO 3166 Trigram) |
| DINK | Double Income |
| EDH | Eastman Dental Hospital |
| DH | Dear Husband (increasingly Prevalent On Social Mailing Lists |
| VC | Saint Vincent And The Grenadines (FIPS 10-4 Country Code; ISO 3166 Digram) -Victoria Cross |