Hairdresser's establishment (5)
I believe the answer is:
salon
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hairdresser's establishment</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 salon that I've seen before include "Drawing-room" , "Elegant room - for hairdresser?" , "Beauty parlour" , "Reception room in grand house" , "Parisian art exhibition" .)