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Verb: tune up
  1. Adjust for (better) functioning
    "tune up the engine";
    - tune
  2. Adjust the pitches of (musical instruments)
    "My piano needs to be tuned up";
    - tune
Noun: tune-up  't(y)oon,úp
  1. Exercising in preparation for strenuous activity
    - warm-up, prolusion
  2. Adjustments made to an engine to improve its performance

Derived forms: tuning up, tunes up, tuned up, tune-ups

Type of: adjust, adjustment, correct, preparation, readjustment, readying, registration, set

Encyclopedia: Tune up