overprint
Pronunciation:
noun
Definitions
The addition of new text on a previously printed stamp, usually to add a surcharge or change the face value.
verb
Definitions
To print over what has already been printed.
To add an overprint to (a stamp).
To print too many copies of.
Example: The unpopular comic book was overprinted, leaving many retailers with dozens of unsaleable copies.
To overlap different colours to avoid gaps.