| Acronym | Definition |
|---|
| FMO➣For Members Only |
| FMO➣Forced Migration Online (website) |
| FMO➣Fédération des Maladies Orphelines (French: Federation of Orphan Diseases) |
| FMO➣Flexible Macroblock Ordering |
| FMO➣Format File |
| FMO➣Flavin-Containing Monooxygenase |
| FMO➣For Men Only (support group) |
| FMO➣Fire Marshal's Office |
| FMO➣Financierings-Maatschappij voor Ontwikkelingslanden (Dutch: Netherlands Development Finance Company) |
| FMO➣Fire Management Officer (National Park Service) |
| FMO➣Facilities Management Office |
| FMO➣Fisheries Management Organization |
| FMO➣Financial Management Office(r) |
| FMO➣Facilities Management Operations (various locations) |
| FMO➣Frontier Molecular Orbital |
| FMO➣Flexible Macroblock Ordering (polycom video coding) |
| FMO➣Forces Motrices d'Orsières (French: Driving Forces of Orsières; Orsières, Switzerland) |
| FMO➣Force Multinationale et d'Observateurs (French: Multinational Force and Observers) |
| FMO➣Field Marketing Organization (insurance) |
| FMO➣Federation of Manufacturing Opticians (UK) |
| FMO➣Fluorescence Minus One (flow cytometry) |
| FMO➣Furnishings Management Office |
| FMO➣Fast Moving Object (asteroids) |
| FMO➣Finnforest Modular Office (Finland) |
| FMO➣Future Mode of Operation |
| FMO➣Formation Marketing Opérationnel (French: Operational Marketing Training) |
| FMO➣Fish Marketing Organization (Hong Kong) |
| FMO➣Fers et Matériaux de l'Oise (French materials company) |
| FMO➣Frequency Management Office |
| FMO➣Muenster, Germany - Muenster (Airport Code) |
| FMO➣Forms Management Officer |
| FMO➣Fax Money Order (Pakistan) |
| FMO➣Federation of Manufactured Home Owners of Florida, Inc. |
| FMO➣Future Method of Operation |
| FMO➣Fleet Mail Office (Canada Post) |
| FMO➣Flight Medical Officer |
| FMO➣Fumed Metal Oxides (engineering) |
| FMO➣Fire Motor Operator |
| FMO➣Freak Me Out |
| FMO➣Full Member Organization |
| FMO➣Field Maintenance Office |
| FMO➣Flatland Meteorological Observatory |
| FMO➣Flight Management Office |
| FMO➣Fleet Maintenance Officer (Navy) |
| FMO➣Fodor Máriusz Orchestra (electronic band; Budapest, Hungary) |
| FMO➣Force Modernization Officer (US Army) |