1.
If you tune in to a particular television or radio station or programme, you watch or listen to it.
More than six million youngsters tune in to Blockbusters every day...
The idea that people plan their radio listening is nonsense; most tune in impulsively.
PHRASAL VERB : V P to n , V P
2.
If you tune in to something such as your own or other people’s feelings, you become aware of them.
You can start now to tune in to your own physical, social and spiritual needs.
PHRASAL VERB : V P to n
see also tuned in