Writer of music (8)
I believe the answer is:
composer
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">writer of music</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 composer that I've seen before include "Mozart, e.g." , "A sedative" , "Beethoven or Mozart, say" , "Bach, Beethoven or Mozart?" , "Wagner perhaps" .)