Beneath one (5,3)
I believe the answer is:
infra dig
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">beneath one</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 infra dig that I've seen before include "Demeaning (Latin)" , "Beneath oneself (from Latin)" , "Beneath one" , "degrading" , "Unworthy" .)