- A person who literally fights, e.g.
- A person who figuratively fights, e.g.
- A person who is determined to persevere or not give up
- The Fighter (1952 film), a 1952 dramatic film about boxing
- Fighter (2000 film), a 2000 documentary about two holocaust survivors
- Fighter (2007 film), an independent Danish film about a Turkish girl studying Kung-fu.
- The Fighter, a 2010 sports drama starring Mark Wahlberg and Christian Bale.
- Fighter (2012 film), a 2012 Bengali film
- Fighters (2014 film), a 2014 French film
- Muay Thai Fighter, a 2007 Thai film
- Fighter (character class), a common archetypal character class in numerous role-playing games
- Fighting game, a genre of videogames
- Fighter (album), an album by the Christian rap rock artist Manafest
- "Fighter" (song), a song by Christina Aguilera
- "The Fighter" (song), a song by Gym Class Heroes that features Ryan Tedder
- "Fighters" (song), a song by Sandaime J Soul Brothers from Exile Tribe
- Fighters, the name for Christina Aguilera's fanbase
- Foo Fighters, an American alternative rock band fronted by Dave Grohl
- Fighters (song), a bonus track in Kris Allen's 2012 album Thank You Camellia. It was heard again after Hillary Clinton finished her announcement for 2016 presidential campaign at Four Freedoms Park on Roosevelt Island
- Fighter aircraft, a warplane designed to destroy or damage enemy warplanes in air-to-air combat
- Starfighter, the science-fiction equivalent of a fighter aircraft
- Fighter pilot, a military aviator who controls of a fighter aircraft
- Foo fighter, a term used by Allied aircraft pilots in World War II to describe various unidentified flying objects or mysterious aerial phenomena
- Fighter brand, a lower-priced offering launched by a company to take on, and ideally take out, specific competitors that are attempting to under-price them
- Fighter kite, a type of kite used for the sport of kite fighting
- Fighter: The True Story of the Battle of Britain, a book by Len Deighton
- Hokkaido Nippon-Ham Fighters, a Japanese professional baseball team
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