ˈtune-up BrE AmE noun [singular]
1 . 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.
ˈtune-up BrE AmE noun [singular]
1 . 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.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012