noun, plural folles /ˈfɒliz/ [fol-eez] Show IPA .
a bag of copper or bronze coins with a fixed weight
, used as money of account in the later Roman Empire.
a silver-plated copper coin of ancient Rome, first issued by Diocletian.
a copper coin of the Eastern Roman Empire, a.d. c500.
1880–85; < Late Latin; compare Latin follis bag, purse