lacking in interest or care or feeling; "the average American...is unconcerned that his or her plight is the result of a complex of personal and economic and governmental actions...beyond the normal citizen's comprehension and control"; "blithely unconcerned about his friend's plight"
not occupied or engaged with; "readers unconcerned with style"
easy in mind; not worried; "the prisoner seems entirely unconcerned as to the outcome of the examination"
a person who is the aim of an attack (especially a victim of ridicule or exploitation) by some hostile person or influence; "he fell prey to muggers"; "everyone was fair game"; "the target of a manhunt"
profit from in an exploitatory manner; "He feeds on her insecurity"