An "army-navy store" is a retail store that specializes in military surplus items, such as clothing, gear, and equipment. There are a variety of synonyms for this type of store, including military store, surplus store, tactical store, outdoor store, and adventure outfitter. Some stores may also be referred to as gun stores, as some locations sell firearms and ammunition in addition to military gear. Additionally, these stores are often categorized as "outdoor recreation" or "sporting goods" stores, as they cater to individuals involved in camping, hiking, hunting, and other outdoor activities. Overall, the wide range of product offerings and customer interests make "army-navy stores" a versatile and popular shopping destination.