Noun
Something claimed or taken by virtue of sovereign prerogative; specifically, a charge or toll deducted from bullion brought to a mint to be coined; the difference between the cost of a mass of bullion and the value as money of the pieces coined from it.
A share of the receipts of a business taken in payment for the use of a right, as a copyright or a patent.
Source: Webster's dictionaryA "greenback" note issued by the U.S. during the Civil War The United States Government, on the other hand, still had limited taxation capabilities, and so had an interest in the seigniorage potential of a national bank. Source: Internet
By conquering foreign markets, the issuing rulers would enjoy extra income from seigniorage (the difference between the value of the coin and the value of the metal the coin was made of). Source: Internet
Successful coin types of high nobility would be copied by lower nobility for seigniorage. Source: Internet
Throughout history there have been disagreements over this power, since whoever controls the creation of currency controls the seigniorage income. Source: Internet