Anglo-Saxon magistrate (5)
I believe the answer is:
reeve
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">anglo-saxon magistrate</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 reeve that I've seen before include "Scottish bailiff" , "Old-style magistrate" , "mate of the ruff" , "Pass cable through narrow opening" , "Old chief magistrate" .)