Fighter aircraft, a warplane designed to destroy other warplanes in combat

Fighting game, a genre of videogames

Hokkaido Nippon Ham Fighters, a baseball team in Hokkaidō, Japan

Warrior, a person habitually engaged in combat

"Fighter" (song), a song by Christina Aguilera

Fighter (Dungeons & Dragons), a class in Dungeons & Dragons

Fighter (character class), a common archetypal character class in numerous role-playing games

Starfighter, the science-fiction equivalent of a fighter aircraft

Fighter: The True Story of the Battle of Britain, a book by Len Deighton

Fighter (film), a 2000 documentary about two holocaust survivors