self-fulfilling prophecy



  • (written as self fulfilling prophecy)
    A prediction that comes true entirely because people believe it and act on that basis. Thus for example, a prediction that a pegged exchange rate will devalue can cause that to happen, if enough people hear it, believe it, and act on that basis by selling the currency.

Media Studies

  • noun an event about which expectations are so strong that they have the effect of making those expectations come true