tune-up

2 ENTRIES FOUND:

tune–up

noun \-ˌəp\

: a process in which small changes are made to something (such as an engine) in order to make it work better

: an event or activity that helps you practice or prepare for a more important event or activity

Full Definition of TUNE-UP

1
:  a general adjustment to insure operation at peak efficiency <an engine tune–up>
2
:  a preliminary trial :  warm-up

First Known Use of TUNE-UP

1933

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