Boorish person (3)
I believe the answer is:
oaf
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">boorish person</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 oaf that I've seen before include "Lout, lummox" , "Oik" , "Clumsy fool" , "Idiot" , "Barbarian" .)