Piece of corn (3)
I believe the answer is:
ear
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">piece of corn</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 ear that I've seen before include "Aural organ" , "Hearing aid?" , "Spike (wheat)" , "Bit of corn" , "Head of, eg, corn" .)