noun, plural mon·eys, mon·ies.

1.  Any circulating medium of exchange, including coins, paper money, and demand deposits.
2.  Paper money.
3.  Gold, silver, or other metal in pieces of convenient form stamped by public authority and issued as a medium of exchange and measure of value.
4.  Any article or substance used as a medium of exchange, measure of wealth, or means of payment, as checks on demand deposit or cowrie.
5.  A particular form or denomination of currency. See table under currency.