In mint condition (3)
'in mint condition' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for unused that I've seen before include "Mint, as new" , "Pristine" , "Unaccustomed" , "Left over" , "factory fresh" .)
'in mint condition' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for new that I've seen before include "'Fresh, novel (3)'" , "Modern" , "Fresh, recent" , "Unfamiliar, restored" , "and 28 and 29: The 365th day" .)
'in mint condition' is the definition.
(as good as new)
This is the entire clue.
(Other definitions for as new that I've seen before include "Barely used" , "with no wear and tear" .)