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 and organizations

* '' 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 * Massey Ferguson, an agricultural equipment company * Methuselah Foundation, a non-profit volunteer organization devoted to anti-aging research * Micro Focus, a software company * Mitsubishi Fuso Truck and Bus Corporation, a Japanese manufacturer of trucks and buses **

Mitsubishi Fuso Truck of America, Inc. :''MFTA may also refer to Master of Financial Technical Analysis'' Mitsubishi Fuso Truck of America, Inc. (MFTA) is a wholly owned subsidiary of Mitsubishi Fuso Truck and Bus Corporation (MFTBC), Kawasaki, Japan, itself a part of Daimler Truck ba ...

, a North American subsidiary * '' Mladá fronta DNES'', a Czech newspaper *

Musical Fidelity Musical Fidelity is a British producer of high-end audio equipment focusing on streaming music players, and its core product range of amplifiers of various types (power, phono, headphone, integrated and pre-amplifiers). Other products have incl ...

, a British high-end audio equipment manufacturer *

Xiamen Airlines XiamenAir, also known as Xiamen Airlines, is a Chinese passenger airline based in Xiamen, Fujian Province. The airline operates scheduled passenger flights out of Xiamen Gaoqi International Airport and, to a lesser extent, Beijing Daxing Interna ...

(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 Saint Martin may refer to: People * Saint Martin of Tours (c. 316–397), Bishop of Tours, France * Saint Martin of Braga (c. 520–580), archbishop of Bracara Augusta in Gallaecia (now Braga in Portugal) * Pope Martin I (598–655) * Saint Mart ...

Mainframe computer A mainframe computer, informally called a mainframe or big iron, is a computer used primarily by large organizations for critical applications like bulk data processing for tasks such as censuses, industry and consumer statistics, enterpris ...

* MediaFire, a file hosting, file synchronization, and cloud storage service * Metafont, a font-definition programming language *

Mozilla Firefox Mozilla Firefox, or simply Firefox, is a free and open-source web browser developed by the Mozilla Foundation and its subsidiary, the Mozilla Corporation. It uses the Gecko rendering engine to display web pages, which implements current and a ...

, a web browser * Multi-frequency, in telephony

Entertainment

Music

* Mezzo forte (musical notation), a dynamic marking *

Maynard Ferguson Walter Maynard Ferguson CM (May 4, 1928 – August 23, 2006) was a Canadian jazz trumpeter and bandleader. He came to prominence in Stan Kenton's orchestra before forming his own big band in 1957. He was noted for his bands, which often served ...

(1928–2006), trumpeter and bandleader * ''

Melodifestivalen Melodifestivalen (; literally "the Melody Festival") is an annual song competition organised by Swedish public broadcasters Sveriges Television (SVT) and Sveriges Radio (SR). It determines the country's representative for the Eurovision Song ...

'', the Swedish preselection for the Eurovision Song Contest * MF Doom (Daniel Dumile, born 1974), 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

Video games

* '' Metroid Fusion''

Other uses

* '' M/F'', a novel by Anthony Burgess * ''M/F'' (journal), British feminist journal *MF or M/F,

ship prefix A ship prefix is a combination of letters, usually abbreviations, used in front of the name of a civilian or naval ship that has historically served numerous purposes, such as identifying the vessel's mode of propulsion, purpose, or ownership/n ...

for a motor ferry * Mega

farad The farad (symbol: F) is the unit of electrical capacitance, the ability of a body to store an electrical charge, in the International System of Units (SI). It is named after the English physicist Michael Faraday (1791–1867). In SI base unit ...

(MF), an SI unit of electric capacitance * Milli

(mF), an SI unit of electric capacitance * The prefix for steel-wheel rolling stock on the Paris Métro * 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 In Denmark, Members of Parliament sit in the Folketing. The title is almost always shortened to the initialism "MF". Since the general election on 22 September 1953, which was the first under the Constitution of 1953, there have been 179 mem ...