Dean Hunter is out of place below (10)
I believe the answer is:
underneath
'below' is the definition.
(thesaurus)
'dean hunter is out of place' is the wordplay.
'is out of place' indicates anagramming the letters.
'dean'+'hunter'='deanhunter'
'deanhunter' with letters rearranged gives 'UNDERNEATH'.
(Other definitions for underneath that I've seen before include "on the hidden side" , "Lower" , "bottom" .)