misstrike

misstrike

(ˌmɪsˈstraɪk)
n
a badly timed or aimed hit or strike
References in periodicals archive ?
But just two months into production there are claims that they are riddled with "misstrikes".
Six appendices review misstrikes and errors, collectable red and blue books, bullion values, top 250 coin prices realized at auction, most valuable US coins sold at auction, and coin clubs.
The history of its evolution and various trial pieces, errors, misstrikes and more makes for a vivid coin-by-coin analysis that blends history with market values and identification keys.