Upper part of the leg (5)
I believe the answer is:
thigh
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">upper part of the leg</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 thigh that I've seen before include "Upper joint of the leg" , "Ham" , "Upper part of the leg" , "top of pin" , "Leg between knee and hip" .)