Meaning of the word "plugged in" in English

What does "plugged in" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

plugged in

US /plʌɡd ɪn/
UK /plʌɡd ɪn/

Adjective

1.

connected to an electrical power supply or to another piece of equipment

Example:
Make sure the computer is properly plugged in before you turn it on.
The lamp isn't working because it's not plugged in.
2.

well-informed about current trends, developments, or events

Example:
She's always very plugged in to what's happening in the tech world.
To stay plugged in, I read news articles and listen to podcasts daily.