Overbuilt revolver Synonyms

OR abbreviation

OR is an abbreviation for Overbuilt Revolver
What does OR stand for?
OR stands for "Overbuilt Revolver"

Definitions for Revolver


  • (noun) a pistol with a revolving cylinder (usually having six chambers for bullets)
  • (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