Large clumsy person (4)
I believe the answer is:
hulk
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">large clumsy person</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 hulk that I've seen before include "Remains of ship; Incredible comic monster" , "Shipwreck" , "Dismantled ship" , "Unwieldy man" , "old prison ship" .)