Boot – yokel (10)
I believe the answer is:
clodhopper
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">boot</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >'<span class="explanation-format__original">yokel</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for clodhopper that I've seen before include "bumpkin" , "Clumsy person (wearing heavy shoes?)" , "Clumsy fellow" , "Fool" , "Lout - heavy boot" .)