Villainous hangout (4)

I believe the answer is:

lair

(Other definitions for lair that I've seen before include "Rail about wild animal's home" , "Supposed large ape, the Bigfoot" , "Hiding place, den" , "mire where he lives" , "Den of a wild animal" .)

I've seen this clue in the Newsday.

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.