never fired, dropped once
A derogatory term used for French military equipment. References the joking tendency to drop their weapons and surrender the moment anything happens- never fired (didn't get a chance to) and dropped once (they dropped the weapon when they surrendered).
Person 1, walking up to a gun store counter: "Let me see that rifle."
Person 2, behind the counter: "This here is a genuine French military rifle. Never fired, dropped once."
Person 2, behind the counter: "This here is a genuine French military rifle. Never fired, dropped once."