tune up

The health-care system is broken and in need of an overhaul, not a tune-up.

The pale dawn was beginning to peer into the windows, and the birds to tune up in broken chirrupings for the songs of the day.

I thought it might be a good way to tune up for the afternoon whirl, without breaking my word to mother.

Then comes a strikingly realistic passage where Death attempts to tune up his fiddle, as he is to furnish the music for the dance.

The repetition of this passage at intervals throughout the composition suggests occasional hasty and ill-timed efforts to tune up.

Death again attempts to tune up his fiddle, with frenzied haste, and the dance grows in speed and impetuous power.