Blackout(s), black out, or The Blackout may refer to:

• Power outage, a loss of electric power
• Blackout (broadcasting), a regulatory or contractual ban on the broadcasting of an event
• Blackout (fabric), a textile material that blocks light
• Blackout (wartime), the practice of minimizing outdoor lighting for protection from attack
• Communications blackout, a halt to communication abilities or utilization
• Media blackout, censorship of news related to a certain topic
• Protests against SOPA and PIPA, the 2012 web blackout

• Blackout (drug-related amnesia), loss of memory with medicines or alcoholic beverages
• Blackout or lost time, a common symptom of psychogenic amnesia and dissociative identity disorder
• Syncope (medicine), a loss of consciousness, also known as fainting
• Freediving blackout, a loss of consciousness caused by cerebral hypoxia towards the end of a breath-hold dive
• Transient global amnesia, a temporary inability to establish new memories with otherwise unimpaired cognitive functions
• Blacking out also known as falling-out, a culture-bound syndrome

• Blackout (Buffy novel), a 2006 novel based on the television series Buffy the Vampire Slayer
• Blackout (Connie Willis novel), first of a two-part series
• Blackout (Grant novel), third novel of a series by Mira Grant
• Blackout (Elsberg novel), a 2012 disaster thriller by Marc Elsberg
• Blackout (picture book), a 2011 children's novel by John Rocco
• Blackout (young adult novel), a 2021 young adult novel by Dhonielle Clayton, Tiffany D. Jackson, Nic Stone, Angie Thomas, Ashley Woodfolk, and Nicola Yoon
• Black Out (novel), a 2008 novel by Lisa Unger
• Blackout, a novel by Campbell Armstrong
• Blackouts (novel), a 2023 novel by Justin Torres

• Blackout, American title of Contraband, a British wartime spy film starring Conrad Veidt and Valerie Hobson
• Blackout (1942 film), a 1942 Bollywood film
• Blackout (1950 film), a British film
• Murder by Proxy, a 1954 film also known as Blackout
• Black Out (1970 film), a Swiss film
• Blackout (1985 film), an American television film starring Keith Carradine
• Blackout (1986 film), a Norwegian film directed by Erik Gustavson and starring Henrik Scheele
• Blackout (1988 film), an American thriller film starring Gail O'Grady
• The Blackout (1997 film), an American film directed by Abel Ferrara
• Black Out p.s. Red Out, a 1998 Greek film
• Blackout (2007 film), an American television film starring Jeffrey Wright and Zoe Saldana set during the Northeast Blackout of 2003
• Blackout (2008 American film), a horror film starring Amber Tamblyn and Aidan Gillen
• Blackout (2008 Finnish film), a Finnish film
• The Blackout (2009 film), an American horror film
• Blackout (2010 film), a German television action film
• Black Out (2012 film), a Dutch crime action comedy
• Blade Runner Black Out 2022, a 2017 short film set in the Blade Runner universe
• The Blackout (2019 film), a Russian science fiction thriller film
• Blackout (2021 film), a Nigerian drama
• Blackout (2022 film), an American action thriller film
• Blackout (2023 film), an American horror film

• Blackout (2024 film), an Indian Hindi-language black comedy thriller

• Black Out (TV series), a 2024 South Korean television series
• Blackout (Australian TV show), a 1989–1995 ABC TV series by and about Indigenous Australians
• Blackout (game show), a 1988 American game show
• Blackout (British TV series), a 2012 BBC One drama miniseries

• "Blackout", a 2015 episode of American Experience
• "Black Out", an episode of Batman Beyond
• "The Blackout" (Black Books), 2000
• "Blackout" (Bugs), an episode of the BBC series Bugs
• "The Blackout" (Chowder episode), a 2009 episode of Chowder
• "Blackout" (Lego Ninjago: Masters of Spinjitzu), an episode of Lego Ninjago: Masters of Spinjitzu
• "Blackout" (M.A.S.K. episode), a 1985 episode of M.A.S.K.
• "Blackout!", an episode of season 3 of Phineas and Ferb
• "Blackout!" (Ugly Betty), an episode of the American series Ugly Betty
• "Black Out" (American Horror Story), an episode of the eleventh season of American Horror Story
• "Black Out" (The Professionals), an episode of the crime-action drama series

• Blackout Records, a record label
• The Blackout (band), a Welsh alternative rock band
• The Blackouts, a Seattle post-punk band
• Blackout (musician), American record producer, engineer and composer

• Black Out (The Good Life album), 2002
• Black Out (Woo Won-jae album), 2020
• Black Out (EP), 2024
• Blackout (Britney Spears album), 2007
• Blackout (Dominion album)
• Blackout (Dropkick Murphys album), 2003
• Blackout (Steffany Gretzinger album), 2018
• Blackout (Hed PE album)
• Blackout (Scorpions album), 1982
• Blackout (The Brilliant Green album), 2010
• Blackout (Affiance album)
• Blackout (Audrey Horne album), 2018
• Blackout! (Method Man & Redman album)
• Blackouts (Ashra album), a 1978 album by Manuel Göttsching, originally released by the band Ashra
• Blaque Out, 2001
• The Blackout (album), a 2008 album by Derek Minor

• "Blackout" (Bonnie Anderson song), 2014
• "Blackout" (David Bowie song), 1977
• "Blackout" (Breathe Carolina song), 2011
• "Blackout" (Linkin Park song), 2010
• "Blackout" (Wretch 32 song), 2013
• "Blackout", by Allister on the albums Before the Blackout and 20 Years and Counting
• "Blackout", by Asian Kung-Fu Generation on the album Fanclub
• "Blackout", by Attila on the album Villain
• "Blackout", by British Sea Power on the album The Decline of British Sea Power
• "Blackout", by Garbage on the album Strange Little Birds
• "Blackout", by Lupe Fiasco on the album Lupe Fiasco's The Cool
• "Blackout", by Funkoars on the album The Greatest Hits
• "Blackout", by Heatmiser on the album Dead Air
• "Blackout", by Hybrid on the album Morning Sci-Fi
• "Blackout", in the musical In the Heights
• "Blackout", by Lovedrug on the album Pretend You're Alive
• "Blackout", by Mashonda from her debut Japan only album January Joy
• "Blackout", by Heidi Montag on the album Superficial
• "Blackout", by Muse on the album Absolution
• "Blackout", by Parkway Drive on the album Killing with a Smile
• "Blackout", by Pepper on the album Pink Crustaceans and Good Vibrations
• "Blackout", by Scorpions on the album Blackout
• "Blackout", by Senses Fail on the album Life Is Not a Waiting Room
• "Blackout", by Stratovarius on the album Destiny
• "Blackout", by Swans on the album Filth
• "Blackout", by The Whip on the album X Marks Destination
• "Blackout", by Unsraw from the EP Calling
• "Blackout", by Turnstile from the album Glow On
• "The Blackout", by Like Moths to Flames from the album An Eye for an Eye
• "The Blackout", by U2 from the album Songs of Experience
• "The Blackout! The Blackout! The Blackout!", debut EP by the band Blackout

• Blackout (Marcus Daniels), the first character with the name in the Marvel Universe
• Blackout (Lilin), the second character with the name in the Marvel Universe
• Blackout (DC Comics), a DC Comics character

• Blackout, a lighting cue used in theater, film and video
• Blackout (podcast), a suspense/thriller podcast starring and produced by Rami Malek
• Blackout gag, a comedy technique used primarily in animation
• Blackout, a common feature of midnight ghost shows
• Blackout (horror experience), an immersive horror experience derived from haunted house attractions
• Blackout convention, a bidding convention in contract bridge
• Blackout (card game), a British variant of the card game "Oh, Hell"
• Blackout, a downloadable Halo 3 map that is part of the Legendary Map Pack
• The Blackout (professional wrestling), a wrestling stable
• Blackout, a battle royale game mode in Call of Duty: Black Ops 4
• Blackout, a character in the Transformers film series
• Black out performance, a theatrical performance intended for a Black majority audience

• Blackout Day, a digital social campaign occurring on a seasonal basis
• Blackout cake (sometimes Brooklyn Blackout cake), a chocolate cake
• Blackout tattoo, a type of tattoo that involves tattooing an area of the body completely black.
• .300 AAC Blackout, a rifle cartridge