Definition of trial run in English:

trial run


  • A preliminary test of how a new system or product works.

    ‘the police used Sunday's US Cup game as a trial run for next year's games’
    • ‘Two members of the operational team, it went on to say, had evaded security checks during a recent trial run at an unidentified New York airport.’
    • ‘We can say with some certainty that the New York State experience is a trial run for battles to be fought in other states.’
    • ‘We wish them well in their trial run for the real exams next Summer.’
    • ‘The system already had a successful trial run in South Africa.’
    • ‘This game was a trial run of the first semi-final next week and it should turn out to be a nail-biter in good football tradition.’
    • ‘It had conducted a trial run of an electronic transfer system to enable customers to withdraw money just a day after it is remitted from a Gulf country.’
    • ‘With the experience of the trial run, they hope to fine tune the system and make it fool proof, so that passengers using the facility will not be disappointed.’
    • ‘I am therefore going to run an experimental trial run next week, from Monday March 24 to Sunday March 30.’
    • ‘Technology that could underpin a national identity card scheme has been given a trial run in South Yorkshire as part of a nationwide pilot project.’
    • ‘A lot of people have said we should have a trial run, but you have to have the courage of your convictions.’
    test, try-out, experiment, pilot study
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trial run