countermark

(redirected from countermarks)
Also found in: Legal.

countermark

(ˈkaʊntəˌmɑːk)
n
a mark on an object that is additional to a mark already on that object, and that serves a purpose such as enhancing security, or noting a change in the value of that object, etc
References in periodicals archive ?
The competing countermarks hypothesis: Reliable assessment of competitive ability by potential mates.
On the remaining three bifolia, countermarks are not present or are scarcely present.
Monetary graffiti and countermarks cannot be neglected (J.