Not worth the paper it's printed on
The phrase "Not worth the paper it's printed on" is an idiom that indicates that something, usually a document or a promise, is completely worthless or without any real value. It suggests that if the item is not even worth the paper it is printed on, it is not worth taking seriously or using as evidence of anything substantial.
Enjoy word games? Many English phrases are difficult to understand. This fun new word game challenges you to solve puzzles about English phrases. When you solve a puzzle you earn points and can see the definition and origin of the phrase.
The more you play the more you learn!