The phrasal verb "tune in" is primarily used in informal contexts, often seen in casual conversations and media-related discussions. It typically refers to the act of adjusting a radio or television receiver to a particular station or frequency, hence its origins in older broadcast media. In contemporary usage, it has expanded to include the act of watching or listening to a particular broadcast or media program, signifying engagement with content. While more common in everyday speech and writing, it can appear in less formal written contexts such as blogs or social media. Occasionally, it may also be used in a metaphorical sense, implying that someone is paying close attention or attuned to specific information or events, though this usage is less prevalent.
B1
Intermediate
1. To start watching or listening to a particular television or radio program or station.
Make sure to tune in at 7 PM for the live concert.
I always tune in to the morning news while I have breakfast.
2. To pay attention or become aware of something.
She needs to tune in to her child's needs more closely.
It's important to tune in to the latest health advisories.