Idiom: Tune InCheck definitions of...tuneinMeaningsHow to pronounce "tune in":AU Your browser does not support the audio element. To select a channel, station, etc., as on television or radio.To pay attention.A-Z Proximitiestry one's handtube steaktug of wartug one's forelocktumble on tune in tuned intune outtune uptuppencetuppence worthSimilar Idiomscarry a tunechange one's tuneto the tune oftune intune outtune upSimilar Phrasessignature tunetune in