Meaning of where the rubber meets the road in English:

where the rubber meets the road

(also where the rubber hits the road, when the rubber meets the road)

phrase

informal US
  • The point at which a theory or idea is put to a practical test.

    ‘the differences between effective and ineffective teachers show up where the rubber meets the road, in the brains of the students’
    • ‘In terms of moral values, this is where the rubber meets the road.’
    • ‘The combination of riders and management is, of course, where the rubber meets the road.’
    • ‘Army Reserve company commanders and first sergeants are where the training rubber meets the proverbial road.’
    • ‘While other scopes may look good, how they perform optically is where the rubber meets the road.’
    • ‘Those last two graphs show data points from two synthetic tests, but games are where the rubber meets the road.’
    • ‘Jackson has been a prosecutor, inside the courtroom, where the rubber hits the road.’
    • ‘This is where the rubber hits the road, where abstract financial questions acquire real life meaning.’
    • ‘But when the rubber hits the road, we are the owners and we do make that clear.’
    • ‘But when the rubber hits the road, it's rare that marketers dedicate any significant budget to things like product development.’
    • ‘It's critical to make sure the company's VCs share his vision so they will put in more money when the rubber hits the road.’