Hooded waterproof jacket (6)
I believe the answer is:
anorak
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hooded waterproof jacket</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 anorak that I've seen before include "Nerdy type" , "Dull person" , "Zipped jacket with hood attached" , "Jacket; nerd (colloq.)" , "Jacket for outdoors" .)