Shakespearean lover boy (5)
I believe the answer is:
romeo
'shakespearean lover boy' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for romeo that I've seen before include "Literary lover" , "Tragic lover" , "Juliet's immortal lover" , "Juliet's lover of Verona" , "Famous lover" .)