• noun a cylindrical container used for storage, especially of liquids
  • Something whose shape resembles that of a drum.
  • An early type of data-storage device, which consisted of a cylinder coated with a magnetic material, and whose tracks each had their own read/write head. Also called drum storage, or magnetic drum.
  • A rotating drum used in electrostatic printing, such as that employed by a laser printer to retain a charge.

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