Three-pointed hat (7)
I believe the answer is:
tricorn
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">three-pointed hat</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for tricorn that I've seen before include "Type of cocked hat" , "head wear" , "Three-cornered, hat perhaps" , "headgear" , "Hat with upturned brim" .)