foundry proof

1. 1.

   a proof taken from a form before duplicate plates are made

   Broaderproof

Questions about foundry proof

What does foundry proof mean?

foundry proof means "a proof taken from a form before duplicate plates are made".

Is foundry proof a common word?

foundry proof is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.