Chamber
The chamber is the rear part of the barrel of a gun that is formed to accept the cartridge to be fired.
A revolver employs a multi-chambered rotating cylinder separated from the stationary barrel.National Rifle Association of America’s Institute for Legislative Action (NRA-ILA) Glossary, http://www.nraila.org/glossary.aspx?s=Glossary&st=&ps=.
The verb ‘to chamber’ describes the action of placing a bullet in the chamber of a gun.
Last updated on: 01 February 2014