Fast or FAST may refer to: * Fast (noun), high

speed In everyday use and in kinematics, the speed (commonly referred to as ''v'') of an object is the magnitude of the change of its position over time or the magnitude of the change of its position per unit of time; it is thus a scalar quanti ...

or velocity * Fast (noun, verb), to practice

fasting Fasting is the abstention from eating and sometimes drinking. From a purely physiological context, "fasting" may refer to the metabolic status of a person who has not eaten overnight (see " Breakfast"), or to the metabolic state achieved after ...

, abstaining from food and/or water for a certain period of time

Acronyms and coded

Computing and software

* ''Faceted Application of Subject Terminology'', a thesaurus of subject headings * Facilitated Application Specification Techniques, a team-oriented approach for requirement gathering * FAST protocol, an adaptation of the FIX protocol, optimized for streaming * FAST TCP, a TCP congestion avoidance algorithm * FAST and later as Fast Search & Transfer, a Norwegian company focusing on data search technologies * Fatigue Avoidance Scheduling Tool, software to develop work schedules * Features from accelerated segment test, computer vision method for corner detection * Federation Against Software Theft, a UK organization that pursues those who illegally distribute software * Feedback arc set in Tournaments, a computational problem in graph theory * USENIX Conference on File and Storage Technologies

Government

* Faʻatuatua i le Atua Samoa ua Tasi, a political party in Samoa * Fixing America's Surface Transportation Act, passed by the United States Congress * Foreign-Deployed Advisory and Support Teams, a former program of the US Drug Enforcement Administration; see * Free and Secure Trade, a Canada-United States and Mexico-United States program to facilitate faster cross border trade

Military

* Fleet Antiterrorism Security Team, a branch of the United States Marine Corps * Fuel And Sensor Tactical packs, a type of conformal fuel tank developed for the F-15 * Future Assault Shell Technology helmet, a combat helmet of United States of America.

Organizations

* Farnborough Air Sciences Trust, an aviation museum * Financial Alliance for Sustainable Trade * Firefighter assist and search team, a team of firefighters dedicated to the rescue of other firefighters * Fulbright Academy of Science & Technology

Science and medicine

* FAST (stroke) (Face, Arm, Speech, and Time), a mnemonic for the symptoms of a stroke * Farpoint Asteroid Search Team, an asteroid search team located at the Farpoint Observatory * Fast Auroral Snapshot Explorer, one in the series of NASA's Small Explorer spacecraft * Five-hundred-meter Aperture Spherical Telescope (), a large single-dish radio telescope in Guizhou province, China * Fluorescence-activating and absorption-shifting tag, genetically-encoded protein tag used in molecular biology * Focused assessment with sonography for trauma, an ultrasound used to examine the abdomen of a trauma patient * Fourier amplitude sensitivity testing, a variance-based global sensitivity analysis method * Future Attribute Screening Technology

Other acronyms

* Fifteen and Send Time, a type of dog agility competition * Fairfield and Suisun Transit * Free ad-supported streaming television

Arts and entertainment

* Fast (Luke Bryan song), "Fast" (Luke Bryan song), 2016 * Fast (Juice Wrld song), 2019 * "Fast", a song by Chief Keef and Zaytoven from ''GloToven'', 2019 * ''Fast'', an album by Custom (musician), Custom, 2002 * ''Fast'', a 2010 short film starring Charlyne Yi * "Fast (Motion)", 2021 song by Saweetie * ''The Fast Saga'', a film series in the F&F franchise

People

People with the surname

* Alexia Fast (born 1992), Canadian actress * Christian Fast (1762–1841), American soldier and pioneer * Herman Becker Fast (1887-1945), American businessman, farmer, and politician * Howard Fast (1914–2003), American novelist and television writer * Jesper Fast (born 1991), Swedish ice hockey player * Jonathan Fast (born 1948), American author, son of Howard Fast * Julius Fast (1919–2008), American author, brother of Howard Fast * Matt Fast, lead singer of the Canadian punk band The Undecided * Molly Jong-Fast (born 1978), American author, daughter of Jonathan Fast * Piotr Fast (born 1951), Polish professor and translator

People with the nickname

* Brian Leiser (born 1972), nicknamed "Fast", musician * Fast Eddie (disambiguation)

Other uses

* Fast Product, a record label