clearing barrel

What is clearing barrel?

clearing barrel meaning in Military or Military Slang terminology / glossary / dictionary is:
A promiscuous female soldier. It is in reference to the red, sand filled barrels used to verify that small arms are unloaded before turn in. Soldiers preparing to turn in weapons line up and dry fire their rifles into the barrel. Extremely derogatory. See also “regimental groundsheet”.


reference: Glossary of military slang