overdate
1 of 2noun
1
: a changed date on a coin that has traces of the original date still showing
a 1918 nickel overdate
—often used before another noun an overdate error
2
: a coin having an overdate
a collector of overdates
—often used before another noun an overdate coin
overdate
2 of 2transitive verb
"
: to strike (a coin) with an overdate
Word History
Etymology
Noun
over entry 3 + date
Transitive verb
over entry 1 + date