Facial depression? (6)
I believe the answer is:
dimple
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">facial depression?</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for dimple that I've seen before include "Shallow depression" , "Attractive depression" , "Attractive facila indentation" , "cheekily attractive feature" , "Attractive indentation in face" .)