FO (redirected from Fourth official)

Acronym	Definition
FO	Fiber-Optic(s)
FO	Field Office
FO	Front Office
FO	Formatting Object (XSL)
FO	Foreign Office
FO	Face-Off (hockey)
FO	Faroe Islands
FO	First Order
FO	Follow On
FO	Fallout (computer game)
FO	Foreign Object
FO	Formula One
FO	Fuel Oil
FO	Force Ouvrière (French Labor Union)
FO	Force Ouvrière (Workers Force)
FO	Forli (postcode, Italy)
FO	Freak Out
FO	Far Out
FO	First Officer
FO	Formosa (Argentina province, airline code)
FO	Fly-Over
FO	Factory Outlet (UK shopping channel)
FO	Fly Out (Baseball)
FO	Field Operations
FO	Finance Officer
FO	Fluid Ounce (unit of measurement)
FO	Flight Operations
FO	Furnace Oil
FO	Forward Observer
FO	Flying Object
FO	Foldout
FO	Foul Out (baseball)
FO	Full Out (typography)
FO	Foreign Objects (band)
FO	Finished Object (crafts)
FO	Fitting Out
FO	Furka Oberalp (railway in the Alps)
FO	Flip Off
FO	Force Operations
FO	Foreign Service Officer
FO	Field Order
FO	Flag Officer (Royal Navy)
FO	Flying Officer (Royal Air Force & commonwealth countries)
FO	Flight Officer
FO	Fairly Oddparents (cartoon)
FO	Firm Offer
FO	Fiscal Officer
FO	Firm Order
FO	Forsvarets Overkommando (Norwegian)
FO	Fail Open
FO	Flake Off (polite form)
FO	Flash Override
FO	Fourth Official (soccer)
FO	Facilities Office
FO	Fire Order
FO	Friendship Over
FO	Forced Outage (power industry)
FO	Forlì, Emilia (Italian province)
FO	Frequent Observation
FO	Farmowners (multiple line insurance policy covering farmowner's property and liability coverage)
FO	First Orbit
FO	First Orchestra (Plano, TX)
FO	Frosted Orange (drink)
FO	Focus Offset
FO	Flow Orifice
FO	Full Organ
FO	Federation Object
FO	Foreign Operations Administration
FO	Flight Object
FO	Fun Orb (game website)
FO	Fully Orthogonal
FO	Free Overside
FO	Fire & Observe
FO	Functional Orthosis
FO	Form Stroke (swimming)
FO	Finsbury Orthopaedics Ltd (UK)
FO	Fantasy Online (video game)