MF

MF or mf may refer to:

• Master of Forestry

Literature

• M/F, a novel by Anthony Burgess

Media

• MF Milano Finanza, an Italian business newspaper
• MF Dow Jones News (MF-DJ), an Italian financial news agency
• Mladá fronta DNES, a Czech newspaper

Organisations

• Methuselah Foundation, a non-profit volunteer organization devoted to anti-aging research

Companies

• Melton Foundation, an intercultural organisation registered in Virginia, United States
• MF Global, formerly known as Man Financial, a failed global financial derivatives broker whose NYSE ticker symbol was MF before it was delisted.
• Micro Focus, a software company headquartered in Newbury, England
• Mitsubishi Fuso Truck and Bus Corporation, a Japanese manufacturer of trucks and buses
• Mitsubishi Fuso Truck of America, Inc., a North American subsidiary of MFTBC, above
• Xiamen Airlines IATA airline designator
• Massey Ferguson, a manufacturer or agricultural equipment

Finance

• Mutual Fund, in investing

Sports

• Mick Foley, a retired professional wrestler
• Midfielder, a playing position in association football

Music

• Mylène Farmer, a Canadian-born French singer and songwriter
• Maynard Ferguson, a former world-class trumpeter
• Melodifestivalen, the Swedish preselection for the Eurovision Song Contest
• Mezzo-forte, a musical dynamic range (Italian for "medium-strong")
• "Metal Face" Doom (Daniel Dumile), an American hip-hop artist
• "Mad Flows" Grimm, a hip-hop artist

Computing

• Mainframe, in computing
• METAFONT, a programming language for defining vector fonts using geometric equations
• Mozilla Firefox (rarely used)
• #MF, Math Fault, one of the hardware exceptions in the x86 architecture.
• Mediafire.

Geography

• Saint Martin ISO 3166-1 alpha-2 country code
  • .mf, the country code top level domain (ccTLD) for Saint Martin
• Mayotte FIPS PUB 10-4 territory code
• Mandatory frequency for traffic advisories at an airport

Photography

• Manual focus, a feature of an optical system that allows the user to obtain and maintain correct focus on a target manually
• Medium format (film), a size of camera usually using 6 cm-size 120-type roll film

Education

• MF Norwegian School of Theology, Det teologiske Menighetsfakultet in Norwegian

Science and technology

• Mossy fiber, in neuroscience
• Myelofibrosis, a chronic clonal malignant disease
• Prefix for steel rolling stock on Paris Métro (e.g. MF 67, MF 77, MF 88 and MF 2000)
• millifarad (mF), an SI unit of electric capacitance
• Megafarad (MF), an SI unit of electric capacitance
• Medium frequency, radio transmissions between the frequencies of 300 kHz and 3000 kHz
• Multi-frequency, in telephony

Medicine

• Mycosis fungoides, a type of skin disease

Television

• Monster Force, a 1994 animated television series
• Power Rangers: Mystic Force
• Making Fiends
• Modern Family

Internet language

• Motherfucker, an insult