auto-tune verb 2noun 1forms 4 verb2 •To tune (an engine, industrial process, etc.) automatically. •To correct the pitch of a vocal or instrumental performance.The singing is sometimes pure and sometimes processed into exaggeratedly AutoTuned “Alvin and the Chipmunks” automation. — 2023 noun1 •An audio processor that corrects the pitch of a recorded track, also used to distort vocals in electronic music. formsauto-tuned · autotuned · auto-tuning · auto-tunes