Male duck (5)
I believe the answer is:
drake
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">male duck</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 drake that I've seen before include "Hoe user" , "Aquatic bird" , "adventurer from Devon" , "Sir Francis - -" , "one at home on the water" .)