Beefeater (6)
I believe the answer is:
yeoman
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">beefeater</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for yeoman that I've seen before include "Royal guard" , "Historical freeholder" , "Old landholder; member of The Guard" , "(Of old) a free person cultivating his own land" , "Beefeater was this Tower warden's nickname" .)