South Pacific island (6)
I believe the answer is:
tahiti
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">south pacific island</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for tahiti that I've seen before include "South Pacific island, linked to Paul Gauguin and Robert Louis Stevenson" , "I hit at the tropical island" , "Pacific island, Gauguin's home in the 1890s" , "I hit at this exotic island" , "Pacific island, the largest in French Polynesia" .)