Aboriginal projectile (9)
I believe the answer is:
boomerang
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">aboriginal projectile</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 boomerang that I've seen before include "Primitive weapon" , "Backfire" , "Aboriginal weapon" , "Recoil from" , "Aboriginal projectile" .)