Cuba libre liquor (3)
I believe the answer is:
rum
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">cuba libre liquor</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 rum that I've seen before include "Droll" , "Sugar-cane product" , "Peculiar like sailor's drink (3)" , "tipple" , "Weird" .)