Part of archery target (5)
I believe the answer is:
inner
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">part of archery target</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 inner that I've seen before include "Not a bad shot" , "Interior" , "Very private room" , "Located inward" , "Essential - most private" .)