We found 4 dictionaries that define the word foundry proofs:

General (3 matching dictionaries)

1. foundry proofs: Merriam-Webster
2. foundry proofs: Collins English Dictionary
3. foundry proofs: Vocabulary.com

Computing (1 matching dictionary)

4. foundry proofs: Encyclopedia

(Note: See foundry_proof as well.)

Definitions from WordNet (foundry proof) ▸ noun:  a proof taken from a form before duplicate plates are made ▸ Also see foundry_proof ▸ Words similar to foundry proofs ▸ Usage examples for foundry proofs ▸ Idioms related to foundry proofs ▸ Wikipedia articles (New!) ▸ Words that often appear near foundry proofs ▸ Rhymes of foundry proofs ▸ Invented words related to foundry proofs