Corral (3)
I believe the answer is:
pen
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">corral</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for pen that I've seen before include "Female swan" , "See 20" , "Writing implement" , "American jug?" , "International Association of poets, playwrights etc" .)