Dispatch a dragon (4)
I believe the answer is:
slay
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">dispatch a dragon</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 slay that I've seen before include "Destroy" , "Kill, murder" , "Kill with premeditation" , "Kill (literary)" , "Massacre" .)