Ella Fitzgerald forte
I believe the answer is:
scat
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">ella fitzgerald forte</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for scat that I've seen before include "Shoo!" , "improvisation in jazz" , "Go away quickly" , "Leave; jazz singing" , "way to sing > "Go away!"" .)