Palindromic guy (4)
I believe the answer is:
otto
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">palindromic guy</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 otto that I've seen before include "fragrance comes from?" , "Palindromic fragrance" , "Something essential" , "Cooker" , "Four-stroke cycle -- palindromic name" .)