Highway robber (7)
I believe the answer is:
brigand
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">highway robber</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 brigand that I've seen before include "Bandit" , "Country robber" , "Gang member" , "Criminal" , "Highway robber" .)