Paper thrown at wedding (8)
I believe the answer is:
confetti
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">paper thrown at wedding</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 confetti that I've seen before include "Scraps of coloured paper thrown in celebration" , "Paper rained on newlyweds" , "Paper pieces thrown at wedding" , "Pieces of coloured paper thrown at weddings" , "cast only for union celebration" .)