trial run
1 ENTRIES FOUND:
trial run
noun
plural
trial runs
trial run
noun
plural
trial runs
Britannica Dictionary definition of TRIAL RUN
[count]
:
a test in which a product or procedure is tried in order to see if it works correctly
:
test run
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They will put the software through many trial runs before putting it on the market.
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We will have to give the machine a trial run.
