A series of adjustments to an engine in order to improve its performance / A series of preparations for vigorous exercise; a warm-up

(music, broadcasting) The tune that opens and/or closes a radio or television programme.

simple past tense and past participle of tune out

present participle of tune out

simple past tense and past participle of fine-tune

present participle of fine-tune

(music) An audio processor that corrects the pitch of a recorded track, also used to distort vocals in electronic music.

(transitive) To tune (an engine, industrial process, etc.) automatically. / (music) To correct the pitch of a vocal or instrumental performance.

(idiomatic) To remain as a listener or viewer of the particular radio station or television channel to which one is currently paying attention.

(slang, humorous) A silly or crazy person; a person whose actions are unpredictable and irrational.