FAG, a brand of the Schaeffler Group
Cigarette, in British slang
Fagging, in British public schools
Faggot (slang) or fag, a pejorative term for a homosexual
FAGS (candy), now FADS, an Australian candy
Fagurhólsmýri Airport, in Iceland by IATA code
Federação Anarquista Gaúcha, a Brazilian anarchist organization
Feminist Art Gallery, in Toronto, Ontario, Canada
Finongan language, spoken in Papua New Guinea (ISO 639 code)
Fluorescein angiography
Frisch Auf Göppingen, a German sport club
Fuerzas Armadas Guanches, a terrorist group in the Canary Islands
Guatemalan Air Force (Spanish: Fuerza Aérea Guatemalteca)