Rebound off a surface (8)
I believe the answer is:
ricochet
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">rebound off a surface</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 ricochet that I've seen before include "Film" , "The rebound of a bullet off a surface" , "Rebound from surface as missile might - hectic or what?" , "Glancing bullet" , "Glancing rebound" .)