Dinghy or dory (4)
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">dinghy or dory</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for boat that I've seen before include "See 1" , "Small ship" , "cat, for example" , "Contest on the Thames" , "See 18" .)