Loader can refer to:

  • Loader (equipment)
  • Loader (computing)
  • Fast loader
  • Speedloader
  • Boot loader
  • Clapper loader (on a film crew, also simply known as "loader")
  • A loader, a member of a crew responsible for handling and loading ammunition, such as on a howitzer or tank crew
    • Autoloader, an automated replacement for a crewer loader

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