any of several coins struck in the reign of a king called Charles, esp an English gold coin from the reign of Charles I
carolus in American English
(ˈkærələs)
nounWord forms: plural-luses or -li (-ˌlai)
any of various coins issued under monarchs named Charles, esp. the broad of Charles I of England
Word origin
[1680–90; ‹ ML: Latinized form of Charles or Karl]This word is first recorded in the period 1680–90. Other words that entered Englishat around the same time include: bull's-eye, commercial, gangway, picket, reservoir