Eminent musician (8)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">eminent musician</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 maestro that I've seen before include "Distinguished composer, conductor or performer" , "Expert musician" , "Orchestral conductor" , "conductor, maybe" , "Genius possibly" .)
(Other definitions for virtuoso that I've seen before include "Brilliant player" , "A consummate master of technique and artistry on a musical instrument" , "Highly-skilled performer" , "Highly skilled performer" , "One has exceptional musical skill" .)