A mill, mil or mille is 1/10th of a UScent or 1/1000th of a US Dollar. In the United States, it is most used in gasoline prices. For example $4.119 per US gallon. $0.009 is equal to nine mils. It is also used when discussing taxes on land and prices of electricity.
Mill (currency) Media
Cardboard 1 mill tax token from Missouri. The other side of the token is blank.
500 mil (£P½) note issued by the Anglo-Palestine Bank in Tel Aviv in 1948
1/2 Millieme, Kingdom of Egypt 1938, King Farouk I