AF, af, Af, etc. may refer to:

Arts and entertainment

* A-F Records, an independent record label in Pittsburgh, Pennsylvania, US, founded by the band Anti-Flag *'' Almost Family'' episode titles tend to be "'' djective' AF"

Businesses and organizations

European

* ÅF, a Swedish technical consulting company * AF Gruppen, a multinational construction and development company based in Norway *

Académie française An academy (Attic Greek: Ἀκαδήμεια; Koine Greek Ἀκαδημία) is an institution of secondary education, secondary or tertiary education, tertiary higher education, higher learning (and generally also research or honorary membershi ...

, the official institution responsible for overseeing the French language * Action Française, a French far right political movement * Air France (IATA airline code and Euronext stock symbol "AF") *

Anarchist Federation (British Isles) The Anarchist Federation (AF, AFed) is a far left federation of anarcho-communists in Great Britain. It is not a political party, but a direct action, agitational and propaganda organisation. History The British anarchist movement had been ...

, an Anarchist-Communist agitational organisation in Britain

International

Abercrombie & Fitch Abercrombie & Fitch (A&F) is an American lifestyle retailer that focuses on casual wear. Its headquarters are in New Albany, Ohio. The company operates three other offshoot brands: Abercrombie Kids, Hollister Co., and Gilly Hicks. As of Februar ...

, an American-based, international clothing retailer *

The Adaptation Fund The Adaptation Fund is an international fund that finances projects and programs aimed at helping developing countries to adapt to the harmful effects of climate change. It is set up under the Kyoto Protocol of the United Nations Framework Convent ...

, a UN organization responsible for climate change adaptation *

Adventist Forums The Seventh-day Adventist Church is an Adventist Protestant Christian denomination which is distinguished by its observance of Saturday, the seventh day of the week in the Christian (Gregorian) and the Hebrew calendar, as the Sabbath, and i ...

, an organization of progressive Seventh-day Adventists * Alliance Française, an international organization that aims to promote French language and culture

Elsewhere

American Freightways American Freightways Corp. (AF) was an American regional less than truckload (LTL) carrier based in Harrison, Arkansas. It was acquired by FedEx in 2001, renamed FedEx Freight East in 2002, and its operations were merged with FedEx's other LTL su ...

, former American trucking company in 2006 merged into FedEx Freight

Language

, the official institution responsible for overseeing the French language * Alliance Française, an international organization that aims to promote French language and culture *

Acronym Finder Acronym Finder (AF) is a free, online, searchable dictionary and database of abbreviations (acronyms, initialisms, and others) and their meanings. The entries are classified into categories such as ''Information Technology, Military/Government, ...

, an online database of abbreviations (acronyms, initialisms, etc.) * Afrikaans language (ISO 639-1 language code AF) *"...as fuck", meaning "very", in SMS language and internet messageboards

Military

AF Guardian The Grumman AF Guardian was the first purpose-built anti-submarine warfare (ASW) carrier-based aircraft to enter service with the United States Navy.Kowalski 1991, p. 3. It consisted of two airframe variants, one for detection gear, the other fo ...

, a warplane of the US Navy * Air force *

Armed forces A military, also known collectively as armed forces, is a heavily armed, highly organized force primarily intended for warfare. It is typically authorized and maintained by a sovereign state, with its members identifiable by their distinct ...

Places

* Afghanistan, by 2-letter ISO, FIPS 10-4 and obsolete NATO country code **

.af .af is the Internet country code top-level domain (ccTLD) for Afghanistan. It is administered by AFGNIC, a service of the UNDP. As of 26 August 2020, .af was used by 5960 domains. Registration is made directly at the second level, or on the th ...

, the country code top-level domain for Afghanistan *

Agra Fort railway station Agra Fort railway station, is located near Agra Fort, in Rawatpara, Agra. It used to be one of the stations in India that had both broad gauge and metre gauge, until the line to Jaipur was converted to broad gauge. Agra Fort railway station c ...

, near Rawatpara, Agra, India * American Fork, Utah, US

Science and technology

Acoustics and communications

* Amplify-and-Forward, a scheme of relay channel * Alternative frequency * Audio frequency

Units of measure

* Acre-feet, the quantity of water that covers one acre to a depth of one foot * Attofarad, an SI unit of electric capacitance

Visual arts

* Autofocus, the ability of a camera to focus automatically * Anisotropic filtering

Other uses in science and technology

* Af, the Köppen climate classification for a tropical rainforest climate * Across flats (A/F), a measure of hexagonal nut flat size * Advanced Format, a new disk format and access using sector sizes larger than 512 bytes * Anaerobic filter, a type of anaerobic digester * Arcuate fasciculus, a nerve bundle in the brain * Atrial fibrillation, a form of cardiac arrhythmia

Other uses

Alabama and Florida Railway The Alabama and Florida Railway was a short-line railroad headquartered in Andalusia, Alabama. It was owned and operated by Pioneer Railcorp of Peoria, Illinois. It operated a former Louisville and Nashville Railroad branch line from Andalusia ...

(reporting mark AF) *

Anno Fascista The ''Era Fascista'' ("Fascist Era") was a calendar era (year numbering) used in Fascist Italy. The March on Rome, or more precisely the accession of Mussolini as prime minister on 29 October 1922, is day 1 of '' Anno I'' of the ''Era Fascist ...

, a year in the Italian Fascist calendar {{disambiguation