Belly button (5)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">belly button</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 navel that I've seen before include "Tummy button" , "Variety of orange" , "Where the umbilical cord was once attached" , "Scar on the stomach (for gazing at?)" , "Something to contemplate" .)
(Other definitions for umbilicus that I've seen before include "Navel" , "Something in the tummy" .)