Bahamian capital (6)
I believe the answer is:
nassau
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">bahamian capital</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for nassau that I've seen before include "Bahamas cap." , "Port of the Bahamas" , "city" , "Caribbean resort" , "Saunas (anag)" .)