Strong outdoor shoe (6)
I believe the answer is:
brogue
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">strong outdoor shoe</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 brogue that I've seen before include "Irish or Scottish accent?" , "Marked accent" , "Irish accent or strong shoe" , "Oxford" , "Decorated shoe; accent" .)