Liberal Dictionary English Dictionary
noun Slang.
- counterfeit currency.
- money from undisclosed or questionable sources.
- currency of little value, as of a nation whose currency has been artificially inflated or recently devaluated.
- any foreign currency.
noun
- a sum of money so large as to be considered unreal
- counterfeit money
- derogatory foreign currency
Counterfeit money; also, money from an obscure or questionable source. For example, The police warned storekeepers that some funny money was being passed around town. This expression probably endures because of its rhyme. [1930s]