From Longman Dictionary of Contemporary Englishpaper moneyˌpaper ˈmoney noun [uncountable] PECmoney made of paper, not coins → note
Examples from the Corpus
paper money• Gold redemption on demand for paper money was guaranteed.• When hyperinflation strikes, everyone has paper money, but paper money is useless.• Digital MoneyEveryday digital cash replaces batch-mode paper money.• Two bags of paper money hurtled on to the road and burst open.• Readers should ascertain the situation regarding the convertibility of paper money in their own countries.• The origin and development of paper money in your own country should be ascertained.• The depictions on paper money and coins reinforce national icons and symbols.From Longman Business Dictionarypaper moneyˌpaper ˈmoneyFINANCE money in the form of BANKNOTEs, rather than coins or goldHe argues that paper money is being printed so rapidly it is worthless. → money 