Peer inside piano blearily (5)
I believe the answer is:
noble
'peer' is the definition.
(thesaurus)
'inside piano blearily' is the wordplay.
'inside' indicates the answer is hidden within the clue.
'NOBLE' can be found hidden inside 'piano blearily'.
(Other definitions for noble that I've seen before include "Former gold coin" , "Having high moral qualities" , "Illustrious - of high birth - old gold coin" , "Of blue blood" , "with a title?" .)