Definition of fool’s gold noun from the Oxford Advanced Learner's Dictionary


    fool’s gold

    ; NAmE
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  1. 1 a yellow mineral found in rock, which looks like gold but is not valuable, also called iron pyrites see also pyrites
  2. 2something that you think is valuable or will earn you a lot of money, but which has no chance of succeeding
See the Oxford Advanced American Dictionary entry: fool’s gold