Unoccupied (4)
'unoccupied' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for idle that I've seen before include "Still" , "Dormant" , "Slothful" , "Reluctant to work - Pythonesque Eric" , "Useless" .)
'unoccupied' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for free that I've seen before include "sovereign" , "See 18" , "Not restricted or controlled" , "At large" , "Rescue" .)
'unoccupied' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for empty that I've seen before include "Hollow or vacant" , "Devoid of content" , "'. . . . . vessels make the most sound'" , "Vacuous" , "Void; vacant" .)
'unoccupied' is the definition.
(synonyms)
This is all the clue.
(Other definitions for vacant that I've seen before include "Unoccupied - unthinking" , "blankly incurious" , "... Blank" , "Not occupied, perhaps apartment" , "unemployed" .)