Simple boat (5)
I believe the answer is:
canoe
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">simple boat</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for canoe that I've seen before include "Small boat for paddling" , "Narrow paddle boat" , "Boat one paddles" , "Simple boat" , "Hunting vessel originating in Haiti" .)