Ill-fated (4-7)
'ill-fated' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for star-crossed that I've seen before include "Ill-fated (lovers, usually)" , "Thwarted by bad luck" , "Shakespeare's description of Romeo and Juliet as lovers" , "Like the lovers Romeo and Juliet" .)
'ill-fated' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for hapless that I've seen before include "Unlucky, unfortunate" , "Pathetic" , "Ill-fated" , "Unfortunate, wretched" , "Ill-starred" .)