Boy scout and Foundry proof

Boy scout noun - A man who is considered naive.

Foundry proof and boy scout are semantically related. In some cases you can use "Foundry proof" instead a noun phrase "Boy scout".

Foundry proof noun - A proof taken from a form before duplicate plates are made.

Boy scout and foundry proof are semantically related. Sometimes you can use "Boy scout" instead a noun phrase "Foundry proof".