Mountebank – Someone who tricks people out of their money (usually by making false claims about a medical remedy)
"In the mountains I have a bank (mountebank). Give me your money and I will look after it for you". But it was a trick to steal people's money.
Examples of mountebank in a sentence
The mountebank conned several elderly widows out of their life savings.
The man down the road is a mountebank who cheated a local school out of its funding.
The expensive diet pill isn't working, so its creator is being called a mountebank.