The left-hand side of a ship (4)
I believe the answer is:
port
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">the left-hand side of a ship</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 port that I've seen before include "Rotterdam, e.g." , "Drink passed to the left" , "Dessert wine" , "Stanley perhaps" , "Grimsby, perhaps" .)