Taken advantage of (4)
'taken advantage of' is the definition.
(I've seen this in another clue)
This is all the clue.
(Another definition for put-upon that I've seen is " Taken advantage of".)
'taken advantage of' is the definition.
(use can mean to exploit or take advantage of)
This is all the clue.
(Other definitions for used that I've seen before include "was milking" , "Previously owned by another" , "Sued (anag.)" , "Brought into play" , "Second-hand, not new" .)
'taken advantage of' is the definition.
('exploit' can be a synonym of 'take advantage of')
This is all the clue.
(Other definitions for exploited that I've seen before include "Made unfair gain from the weak" , "Used" , "Ill-used" , "Took advantage of" .)