Male honeybee (5)
I believe the answer is:
drone
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">male honeybee</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 drone that I've seen before include "Continuous humming sound" , "Non-worker" , "small creature" , "Low hum; parasite" , "Aeroplane" .)