FF

FF may refer to:

FF, Freedom Fighters, a part of Mukti Bahini enrolled mainly from rural civilians who were engaged in guerilla warfare in the War of Liberation of Bangladesh in1971 against Pakistani occupatin army.
FF (or ff), a value in hexadecimal representing 255.
ff (digraph), a pair of characters representing a single phoneme.
ﬀ (ff) a common typographical ligature.

FF may also be an abbreviation for:

Foot fetish, being sexually attracted to feet.
Fist Fuck (or Fist Fucking), the sexual practice of fisting.
Forced Fumble, the act of forcing a fumble by defensive player in American Football.

Arts

Film festival, a venue for independent filmmakers or small studios to feature their cinema.
Finos Film, the main filming company of Greece.

Fan fiction, a derivative work of fiction written by a fan.
Fantasy fiction, a genre of fiction utilizing supernatural or otherworldly motifs.

Fortissimo, written ff, a musical direction meaning "very strong".
Foo Fighters, a post-grunge band.
Fear Factory, an American heavy metal band.
Flavor Flav, a hip-hop artist.
Franz Ferdinand (band), a popular Glaswegian pop band.
Frou Frou, British pop music duo.
"FF", a song by the band Umphrey's McGee from the band's first album, Greatest Hits Vol. III.

Fatal Frame, a survival horror video game series where protagonists use cameras to exorcise spirits.
Fatal Fury, a 2D fighting game series produced by SNK.
Fiend Folio, a Dungeons & Dragons sourcebook.
Fighting Fantasy, a series of role-playing game books that feature dice.
Final Fantasy, an RPG franchise, primarily on consoles, now produced by Square Enix.
- Final Fantasy (video game), the first game in the franchise, originally produced by Square Company.
Final Fight, a side-scrolling beat 'em up series produced by Capcom.
Forced fumble, in American football, where the ball handler is deprived of possession by an opponent.
Fortress Forever, a Half-Life 2 modification based on Valve Corporation's Team Fortress Classic.
Freeway Flyboys, a cancelled North America version of Uchuu Race: Astro Go! Go!.
forfeit, when admitting defeat in several online games

Faber and Faber, a British publishing house.
Fieldbus Foundation, a not-for-profit corporation dedicated to the fieldbus networking standard.
Flat fee, also known as "flat rate", or "linear rate".
FontFont, a font foundry.

Flirty Fishing, a sexual form of proselytisation formerly employed by the Children of God / Family of Love religious movement.
Fulfulde language, a language of West Africa.

Fianna Fáil, an Irish political party.
Félix Fénéon, a French anarchist.
Friendly fire, harm inflicted upon a soldier by an ally.
U.S. Navy hull classification symbol for a frigate.
Tailflash designation for U.S. Air Force aircraft stationed at Langley Air Force Base, Virginia.
The initials FF appear on the Irish Defence Forces cap badge.

Fast forward, a way of maneuvering a cassette tape or other linear media.
File format, any of numerous ways to encode information on digital media. Occasionally appears abbreviated as ff within particular file format extensions.
- .ff file format, used by game developer Infinity Ward to store data securely.
- .ff file format, used by imaging technologies corporation Agfa-Gevaert to store font outline data.
- .ff file format, used by Arris CAD for Sigmac source code.
Fill factor, a term applied to vision- or light-related parameters.
Mozilla Firefox, actually FX not FF, a web browser.
Flip-flop (electronics), a digital electronic circuit memory element.
Form Feed, a control character in the C0 control code set used in ASCII.
Full-frame digital SLR, a camera fitted with an image sensor equivalent in size to traditional 35mm film.