West Indies island (7)
(Other definitions for curacao that I've seen before include "Spirit" , "Liqueur flavoured with bitter orange peel" , "Caribbean island and bitter orange liqueur" , "Island in the Dutch Antilles" , "Orange-flavoured liqueur" .)
'west indies island' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for antigua that I've seen before include "West Indies island" , "One of the Leeward Islands" , "Caribbean island linked with Barbuda" , "holiday destination" , "Largest of Leeward Is." .)