coins, dollar bills, or other currency issued by a government as official money. Source: U.S. Mint
State Law
Arizona
means a medium of exchange, including specie, that is authorized by the United States Constitution or Congress for the payment of debts, public charges, taxes and dues Arizona Laws 6-851, Arizona Laws 6-851
Louisiana
means a medium of exchange or unit of value, including the coin or paper money of the United States, issued by the United States or by another government if the issuance by another government is not virtual currency Louisiana Revised Statutes 6:1382