Set of clothes (6)
I believe the answer is:
outfit
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">set of clothes</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 outfit that I've seen before include "Garb - equipment" , "Organisation or set of clothing" , "Costume" , "Full set of clothing" , "what to wear?" .)