David's weapon (5)
I believe the answer is:
sling
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">david's weapon</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 sling that I've seen before include "harness for broken arm" , "Support bandage; drink" , "Chuck; support for damaged arm" , "Arm bandage; hurl" , "attached to a rifle, perhaps" .)