Noun
a swindle in which you cheat at gambling or persuade a person to buy worthless property
Source: WordNetThe notion of a universality of human experience is a confidence trick and the notion of a universality of female experience is a clever confidence trick. Angela Carter
There is a sense in which all law is nothing more nor less than a gigantic confidence trick. Quintin Hogg, Baron Hailsham of St Marylebone
Being funny, it turns out, is like being a bank. It's a confidence trick. As long as everyone believes in you, you are fine. Evan Davis