phrase

• A daring step or enterprise whose consequences are unpredictable.

  ‘I had taken quite a step—a leap in the dark, in fact’

  More example sentences

  • ‘All growth is a leap in the dark, a spontaneous unpremeditated act without the benefit of experience.’
  • ‘The proposed re-denomination looks like a leap in the dark, and an exercise in futility that the nation can ill afford now.’
  • ‘But the plan does seem like a leap in the dark - radical measures taken because they might work, not because there is solid reason to believe that they will work.’
  • ‘But it's not merely a leap in the dark.’