the escape to the rear of gases formed during the firing of a weapon or in a boiler, internal-combustion engine, etc
the action of a light automatic weapon in which the expanding gases of the propellant force back the bolt, thus reloading the weapon
Contemporary Examples

The Supreme Court Opens the Door to a Landmark Ruling on Same-Sex Marriage Linda Hirshman December 7, 2012
Britain’s Screwy Vote-Trading Scheme Sam Bungey May 13, 2010
‘Blurred Lines’ Lawsuit: A Definitive History of the Song’s (Many) Controversies Alec Kubas-Meyer October 31, 2013
Why Pakistan Is Getting Cocky Bruce Riedel September 22, 2011
Viral Video Pioneers: How Pomplamoose is Turning YouTube Stardom Into a Sustainable Profession Oliver Jones October 26, 2014
Altaf Hussain Finally Arrested in London; Can His MQM Be Neutralized? Bruce Riedel June 2, 2014
Inside the Mind of an ISIS Jihadi Jamie Dettmer September 20, 2014
Biggest 2012 Campaign Whoppers Daniel Stone July 4, 2011
Six Events From 2013 That Will Affect the 2016 White House Race David Catanese December 17, 2013
Drinking Age? We Need a Texting Age Ashleigh Banfield March 19, 2009



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