'Revolver' definitions:

Definition of 'revolver'

From: WordNet
noun
A pistol with a revolving cylinder (usually having six chambers for bullets) [syn: revolver, six-gun, six- shooter]
noun
A door consisting of four orthogonal partitions that rotate about a central pivot; a door designed to equalize the air pressure in tall buildings [syn: revolving door, revolver]

Definition of 'Revolver'

From: GCIDE
  • Revolver \Re*volv"er\, n. One who, or that which, revolves; specifically, a firearm ( commonly a pistol) with several chambers or barrels so arranged as to revolve on an axis, and be discharged in succession by the same lock; a repeater. [1913 Webster]