What is the meaning of Overprint?

The addition of new text on a previously printed stamp, usually to add a surcharge or change the face value.

The set of petrological, structural, and/or mineralogical characteristics superimposed onto rock by the action of geological processes over deep time, by analogy with the original sense of the word.

To print over what has already been printed.

To add an overprint to (a stamp).

To print too many copies of.

To overlap different colours to avoid gaps.

To superimpose a new set of petrological, structural, and/or mineralogical characteristics onto rock by the action of geological processes over deep time, by analogy with the original sense of the word.

Source: wiktionary.org