have (one's) fingers burned

have (one's) fingers burned

To suffer an unpleasant or ruinous consequence (especially the loss of money) for some action, often such that one becomes unwilling or reluctant to do it again. During the boom times, countless would-be investors put everything they owned into shady investment deals, and most of them ended up having their fingers burned.
See also: burn, finger, have
Farlex Dictionary of Idioms.
See also:
  • burn (one's) fingers
  • burn one's fingers
  • burn your fingers
  • get (one's) fingers burned
  • get fingers burned
  • get your fingers burned
  • get your fingers burnt
  • come to a bad end
  • come to a bad/sticky end
  • here we go again