wall hanger

English

Noun

wall hanger (plural wall hangers)

1. A firearm that does not function or is considered unsafe to shoot, usually an older firearm that appears antique or ornate in design, hung on the wall of a room as decoration.
   • 1982, John E. Traister, How to Buy and Sell Used Guns, page 153:

     In this case, the restoration is legitimate even though the gun will be a wall hanger and never be fired.