MF

'MF' or 'mf' may mean:

★ ''M/F'', a novel by Anthony Burgess

★ Mick Foley, retired professional wrestler.

★ Mylène Farmer, a Canadian-born French singer and songwriter.

★ Mainframe, in computing

★ Maynard Ferguson, a former world-class trumpeter

★ Mandatory frequency for traffic advisories at an airport.

★ Manual focus, a feature of an optical system that allows the user to obtain and maintain correct focus on a target manually. (see also AF)

★ Mayotte: FIPS PUB 10-4 territory code

★ Medium frequency, radio transmissions between the frequencies of 300 kHz and 3000 kHz

★ Megafarad, an SI unit of electric capacitance

★ ''Melodifestivalen'', the Swedish preselection for the Eurovision Song Contest

★ METAFONT, a programming language for defining vector fonts using powerful geometrical equations.

★ 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

★ MF Norwegian School of Theology, ''Det teologiske Menighetsfakultet'' in Norwegian

★ Midfield, a playing position in association football (soccer)

★ Mitsubishi Fuso Truck and Bus Corporation, a Japanese manufacturer of trucks and buses

★ Moisture Free, mentioned when analyzing substances such as coal, biomass, etc

★ ''Monster Force'', a 1994 animated television series

★ Mossy fiber, in neuroscience

★ Motherfucker, an insult

★ Multi-frequency, in telephony

★ Myelofibrosis, a chronic clonal malignant disease

★ MF (thousand feet), an information technology (IT) term for cable length (from the roman numeral M for ''thousand'' and F for ''feet'')

★ Xiamen Airlines IATA airline designator

★ ''.

★ Prefix for steel rolling stock on Paris Métro (eg MF 67, MF 77, MF 88 and MF 2000)
'mF' may mean:

★ millifarad, an SI unit of electric capacitance

★ modeFRONTIER, a multi-objective optimization and design environment software