(as) phony as a three-dollar bill American adjective phrase simile
Fake; false
She always brags about the expensive bag her new boyfriend gave her but I know it's as phony as a three-dollar bill.
All the evidence that she had been giving the whole time was phony as a three-dollar bill.
Used to imply that someone is acting as if he or she is demure, innocent, sincere or reserved but they may be not
Used to say that something seems false
To pretend to treat someone kindly, but in fact it's not true
To cope with a difficult situation successfully by making other people believe something which is not true
This phrase was formed based on the fact that there has never been a three-dollar bill in circulation in the United States.
User's contribution: Before the Federal Reserve was founded in 1913, currency was printed by Chartered Banks. Several banks printed $3 bills. Examples exist in Museums from Mississippi, Vermont, Florida, Maine, and others.