Lump of earth
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">lump of earth</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 clod that I've seen before include "'Clump, glob (4)'" , "Silly person" , "Clump - chump" , "Compact mass - stupid person" , "Idiot" .)