Broad-brimmed Mexican hat (8)
I believe the answer is:
sombrero
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">broad-brimmed mexican hat</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 sombrero that I've seen before include "Broad-brimmed Mexican hat" , "headgear from Mexico" , "Hat for South American" , "Large hat from Mexico" , "Covering up" .)