Meaning of “tune up something” in the English Dictionary

american-english dictionary

"tune up something" in American English

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tune up something

phrasal verb with tune us /tun/ verb [ T ]


to adjust something, esp. an engine, so it works as effectively as possible:

I haven’t tuned my car up in two years.

tune up (something)

phrasal verb with tune us /tun/ verb [ T ]


to prepare for a performance or competition, or to adjust an instrument for playing:

Yards away on the infield, a marching band was tuning up.

(Definition of “tune up something” from the Cambridge Academic Content Dictionary © Cambridge University Press)