The term 'Swiss Army Knife has many USES' refers to the iconic pocket knife that was first produced by Victorinox in Switzerland in 1897. The knife is known for its versatility, as it contains a variety of tools such as a blade, screwdriver, can opener, and scissors. It is a popular tool for camping, hiking, and other outdoor activities, as well as everyday tasks. The four-letter answer to the crossword puzzle is 'USES'.