Blockbuster may refer to:

• Blockbuster (retailer), a former video rental chain
• Blockbuster (Bend, Oregon), remaining store

• Blockbuster (entertainment) a very successful movie

• Blockbuster (DC Comics), four characters
• Blockbuster (Man-Brute), a Marvel Comics character
• Blockbuster (Marauder), a Marvel Comics character
• Blockbuster (album), by Block B, 2012
• "Block Buster!", a 1973 song by Sweet
• "Blockbuster" (Enhypen song), from the 2021 album Dimension: Dilemma
• "BlockBuster", a 2019 song by Dongkiz
• "Blockbuster", a 1989 song by The Jesus Lizard on Pure
• "Blockbuster", a song by Neil Cicierega from Mouth Moods
• Blockbuster (2018 film), a 2018 Netflix film
• Blockbusters (American game show)
  • Blockbusters (Australian game show)
  • Blockbusters (British game show)
• Blockbuster (TV series), a 2022 Netflix series
• "Block Buster", an episode of the sitcom The King of Queens
• Block Busters, a 1944 American comedy film
• Blockbuster (book), a 2004 book by Tom Shone
• Block Buster (Microvision), a 1979 video game
• Blockbuster (podcast), 2019
• Somersault neckbreaker or blockbuster, a wrestling move

• Blockbuster bomb, large aerial bomb
• "Operation Blockbuster", Netherlands, World War II

• Blockbuster (book), by Tom Shone
• Blockbuster drug, any $1b/year medication
• Splitting maul, or block buster, a type of axe

• Blockbuster Pavilion (disambiguation)
• All pages with titles containing Blockbuster
• All pages with titles containing Block Buster
• Block (disambiguation)
• Blockbusting (disambiguation)