| Acronym | Definition |
|---|
| UCG➣United Church of God |
| UCG➣Underground Coal Gasification |
| UCG➣Unicredit Group (European Banking Group) |
| UCG➣Unichrome Graphics |
| UCG➣University College Galway |
| UCG➣Unified Communications Group (Microsoft) |
| UCG➣Unión de Crédito General, SA (Mexico) |
| UCG➣Unintentional Comedy Gold |
| UCG➣Universal Command Guide for Operating Systems (Guy Lotgering book) |
| UCG➣United Communities Group (gaming) |
| UCG➣Unions Chrétiennes de Genève (French: Christian Association of Geneva; Switzerland) |
| UCG➣Used Coffee Grounds (composting and gardening) |
| UCG➣Urine Chorionic Gonadotrophin |
| UCG➣Unrealized Capital Gains |
| UCG➣Universal Classics Group (recording label) |
| UCG➣Upper Cumberland Grotto (Tennessee caving club) |
| UCG➣Unit Cost Goals |
| UCG➣University of Crete, Greece |
| UCG➣United Credit Group |
| UCG➣Unión Católica Guatemalteca (Guatemalan Catholic Union) |
| UCG➣United Controls Group (Mount Vernon, OH) |