Cured or smoked ham (6)
I believe the answer is:
gammon
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">cured or smoked ham</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 gammon that I've seen before include "Hoax - hock of hog" , "Hind portion of a side of bacon" , "Cured or smoked ham" , "Cured ham; nonsense" , "Bottom piece of a side of bacon" .)