overstrike Public Deposited
1. To use an earlier coin as a planchet for a different one. 2. Any coin so made. The practice was common in the French mints; famous American examples include Vermont coppers overstruck on CONSTELLATIO NOVA coins, New Jersey coppers overstruck on many other types of coppers, and federal cents and half cents overstruck on Talbot, Allum & Lee tokens.
- Breen Encyclopedia