Buzzing about (3)
I believe the answer is:
ado
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">buzzing about</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 ado that I've seen before include "Song and dance" , "Hoo-ha" , "Rapid bustling commotion" , "Pother" , "Flap" .)