Not worth the paper is printed on - Idioms by The Free Dictionary
not worth the paper it's printed on (redirected from not worth the paper is printed on)
not worth the paper it's printed on
Useless; unimportant; insignificant. Oh, that memo is not worth the paper it's printed on. You know the boss is going to completely change her mind about it in a few days anyway! Due to the recent hyperinflation, the nation's currency is now not worth the paper it's printed on.
not worth the paper it’s ˈprinted/ˈwritten on (of a written agreement, document, report, etc.) not having any value, especially legally, or because the person involved does not intend to do what they say they will: The promises in this letter aren’t worth the paper they’re written on.