Longman Dictionary of Contemporary English homepage

tune-up

 noun
     
NEW! See related topics: ENGINEERINGMOTOR VEHICLES
tune-up [singular]
1TETTC the process of making small changes to an engine so that it works as well as possible
2 an occasion that someone uses as preparation for a more important occasion:
He is treating the semi-finals as a tune-up.
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.
 
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