Crossword Genius

In one’s element when there’s a party (2-4)

Ross

I believe the answer is:

at-home

I'm a little stuck... Click here to teach me more about this clue!

(Other definitions for at-home that I've seen before include "Domestic gathering" , "Reception at residence" , "Comfortable - in one's own country" , "In to callers" , "Reception in one's own abode" .)

I've seen this clue in the Evening Standard.
Want a hint initially instead of a full solution? Install my app