Bovine animal (4)
I believe the answer is:
bull
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">bovine animal</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 bull that I've seen before include "Male charging" , "rubbish" , "See 20 down" , "Large male elephant" , "Male cow" .)