jadnik

1. poor thing; poor guy; wretch
   Jadnik je ceo dan čekao na autobus. — The poor guy waited all day for the bus.
   Pusti ga, jadnik je već dovoljno propatio. — Leave him alone, the poor guy has suffered enough.
2. derog. loser; pathetic person
   Samo jadnik može da udari ženu. — Only a pathetic loser would hit a woman.

For a woman use jadnica; vocative: jadniče!