Bible Dictionaries
Press Proof

Webster's Dictionary

(1):

The last proof for correction before sending to press.

(2):

A proof taken on a press, esp. to show impression, margins, color, etc.

Bibliography Information
Webster, Noah. Entry for 'Press Proof'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​p/press-proof.html. 1828.