To hang out is to spend relaxed time with friends, doing nothing much. Hang out together, hang out at the park, want to hang out.
The point is the lack of a purpose, which is what makes it different from meeting up. It is informal and young, though it has spread to almost everybody under fifty.
1phrasehang outTo spend relaxed time with friends, doing nothing much.
“They would hang out by the canal every evening that summer.”
hang out is a phrase.
Practised in Phrasal Verbs