1) Bank notes 2) Bills 3) Cabbage 4) Currency of a sort 5) Folding green 6) Government notes, checks, etc 
Paper notes with standardized characteristics issued as money.
Printed monetary instruments. Modern collectors may be challenged for a new term as nations experiment with plastics and other materials for their printed currency.
Bank notes. Sometimes also used to describe notes and coins.
[n] - currency issued by a government or central bank and consisting of printed paper that can circulate as a substitute for specie
folding money noun currency issued by a government or central bank and consisting of printed paper that can circulate as a substitute for specie