Flasher may refer to: A person who exposes their body indecently as exhibitionism A vehicle's hazard or turn signal Lobotes surinamensis, the Atlantic tripletail fish Flasher, American indie rock band from Washington D.C. Flasher, North Dakota, a community in the United States USS Flasher (SS-249), a Gato-class submarine, commissioned in 1943 and stricken in 1959 USS Flasher (SSN-613), a Permit-class submarine, commissioned in 1966 and struck in 1992 MC Flasher, Slovenian–Canadian electronic music artist, founder of the Final Flash City festival