Illegal hunter (7)
I believe the answer is:
poacher
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">illegal hunter</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 poacher that I've seen before include "Illegal game hunter" , "Stealer of game" , "Illegal catcher of game" , "Thief" , "Pilferer" .)