Flash, an attack in the Pokémon video game series, used to light up dark caves.

Flash Gordon, a comic hero and space traveller

Teemu Selänne, a Finnish NHL hockey player

Flash memory, a form of rewritable computer memory that holds its content independent of its power supply

Dwyane Wade, an NBA basketball player

USB flash drive, a flash memory data storage device

Flash (comics), any of a number of comic book superheroes, who share the ability to run at superhuman speed

Streaking, the practice of running around in public places nude

Flash Thompson, classmate of Peter Parker (Spider-Man)

Flash (photography), bright, transient illumination in order to photograph in low light conditions

Grandmaster Flash, a notable hip hop pioneer and disc jockey

Flashlight, an electric torch

Flash mob, a group of people who assemble suddenly in a public place, do something unusual or notable, and then disperse

Flash lamp, strobe light

Flash (verb), also known as "flashing", to briefly and intentionally expose a nude part of one's body, in public or private, at another unsuspecting person with the intent of surprising or sexually arousing that person.

Flash Gordon (album), a soundtrack album by Queen

Flash point, the lowest temperature at which a substance can form an ignitable mix with air

"Flash" (song), a song by Queen about Flash Gordon

Muzzle flash, light emitted when a gun is fired

Tom Gordon, an MLB pitcher

Flash (G.I. Joe), a character from the G.I. Joe universe

Flash powder

Flashing (Cell Phones)

FLASH MRI, Fast Low Angle Shot Magnetic Resonance Imaging

Flash blindness

M202A1 FLASH, a US-made thermobaric rocket launcher

Gordon Shedden, a British Touring Car Championship driver

Flash (tattoo), a generic (non-custom) tattoo art form

Flashback summary and related information.

Flash (1997 film), a Wonderful World of Disney movie starring Lucas Black

Flash (band), formed by former Yes guitarist Peter Banks and vocalist Colin Carter in 1972

Pennington Flash Country Park, a renowned birdwatching area in North West England

Hook Flash, a function on many telephones that simulates quickly hanging up then picking up again

Flash, Staffordshire, the highest village in Britain

Flash (juggling), the throwing and catching of a number of props when each prop is caught only once

DJ Flash, a hip-hop disc jockey

Flash (album), a 2005 album from Japanese electronic musician Towa Tei

Flash boiler

Molding flash, excess material which must be removed from a molded component

Adobe Flash (previously "Macromedia Flash"), a program that lets users create vector-based animation

Flash (2007 film), a Malayalam film directed by Sibi Malayil starring Mohanlal