Polynesian intoxicant (4)
I believe the answer is:
kava
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">polynesian intoxicant</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for kava that I've seen before include "Pepper plant" , "Alcoholic drink made from a Polynesian shrub's roots" .)