Definition of one thing leads to another in US English:

one thing leads to another

phrase

  • Used to suggest that the exact sequence of events is too obvious to need recounting, the listener or reader being able to guess easily what happened.

    • ‘And one thing leads to another and then pretty soon, both people are in this violent dilemma.’
    • ‘And one thing leads to another and on and on it goes.’
    • ‘Anyway it's also fun to see how one thing leads to another.’
    • ‘But one thing leads to another, as smokers, dieters and alcoholics all know only too well.’
    • ‘Like so many things in life, one thing leads to another.’