Russian stringed instrument (9)
I believe the answer is:
balalaika
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">russian stringed instrument</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 balalaika that I've seen before include "Russian guitar-like instrument" , "Russian triangular musical instrument" , "Three-stringed, triangularbodied Russian instrument" , "Russian "guitar"" , "Foreign instrument" .)