MF

MF or mf may refer to:

Biology

• Mossy fiber (disambiguation), in neuroscience
• Mycosis fungoides, a type of skin disease
• Myelofibrosis, a chronic clonal malignant disease
• Microfibril rosettes, the sites of cellulose microfibril synthesis in plants

Companies, organizations, and politics

• MF Dow Jones News, an Italian financial news agency
• MF Milano Finanza, an Italian business newspaper
• MF Global (also Man Financial), a former finance company NYSE listed as MF
• MF Norwegian School of Theology, Religion and Society
• Massey Ferguson, an agricultural equipment company
• Methuselah Foundation, a non-profit volunteer organization devoted to anti-aging research
• Micro Focus, a software company
• Minority Front, a South African political party
• Mitsubishi Fuso Truck and Bus Corporation, a Japanese manufacturer of trucks and buses
• Mitsubishi Fuso Truck of America, Inc., a North American subsidiary
• Mladá fronta DNES, a Czech newspaper
• Musical Fidelity, a British high-end audio equipment manufacturer
• Xiamen Airlines (IATA airline designator MF)
• Muslims of France, a religious organization in France

Computing

• MF and .mf, the country code and Internet top level domain for Saint Martin
• Mainframe computer
• MediaFire, a file hosting, file synchronization, and cloud storage service
• Metafont, a font-definition programming language
• Mozilla Firefox, a web browser
• Multi-frequency, in telephony

Entertainment

Music

• Mezzo forte (musical notation), a dynamic marking
• Maynard Ferguson (1928–2006), trumpeter and bandleader
• Melodifestivalen, the Swedish preselection for the Eurovision Song Contest
• MF Doom (Daniel Dumile, 1971-2020), British-born hip hop recording artist
• MF Grimm (born 1970), hip-hop artist
• Mylène Farmer (born 1961), Canadian-born French singer and songwriter

Television

• Making Fiends (TV series), an American animated horror comedy
• Modern Family, an American sitcom
• Monster Force, a 1994 animated television series
• "Murder Family", the 2020 premiere episode of Helluva Boss

Video games

• Metroid Fusion

Other uses

• M/F, a novel by Anthony Burgess
• m/f: a feminist journal, a British feminist magazine
• MF or M/F, ship prefix for a motor ferry
• Megafarad (MF), an SI unit of electric capacitance
• Millifarad (mF), an SI unit of electric capacitance
• The prefix for steel-wheel rolling stock on the Paris Métro
• Monday–Friday (M–F), abbreviation for the American workweek
• Mandatory frequency airport, a non-towered airport that requires aircraft to communicate on a published frequency
• Manual focus
• Master of forestry
• Mayotte, France (FIPS PUB 10-4 territory code MF)
• Medium format (film), a size of camera
• Medium frequency, radio transmissions between the frequencies of 300 kHz and 3000 kHz
• Membership function, in control engineering, in fuzzy sets
• Midfielder, a playing position in association football
• Milk fat, on dairy product labels in Canada
• Motherfucker, an insult
• Mutual fund, in finance
• Member of the Folketing

See also

• Miss Fortune (disambiguation)
• My Friend (disambiguation)