Orchestral instrument (6-4)
There are a few possibilities for this:
double-bass
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">orchestral instrument</span>' is the definition.<br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for tuba that I've seen before include "Valved instrument" , "Large brass wind instrument" , "Brass "oompah" instrument" , "This loud instrument" , "Brass band instrument" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">orchestral 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 oboe that I've seen before include "issuer of notes" , "bit of wind" , "Source of music" , "blow it!" , "music producer" .)