Centre of activity (5)

I believe the answer is:

midst

(Other definitions for midst that I've seen before include "Where one is surrounded by other things" , "Central part" , "Thick (of things)" , "Centre" , "Among, amid" .)

I've seen this clue in The Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.