Protective outer garment (7)
I believe the answer is:
overall
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">protective outer garment</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 overall that I've seen before include "Boilersuit" , "Dress for dirty work" , "Protective coat painters put on" , "protector" , "In total" .)