Mock attack (5)
I believe the answer is:
feint
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">mock attack</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 feint that I've seen before include "Deceptive movement designed to distract" , "Mock attack" , "Sell a dummy" , "Deceptive manoeuvre" , "Misleading action" .)