Shocking weapon (5)
I believe the answer is:
taser
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">shocking weapon</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 taser that I've seen before include "Police stun weapon" , "PC kit" , "Device using electrified darts to stun" , "Weapon used to deliver a temporarily paralysing electric shock" , "Shocking device used by the police?" .)