kriminalan

1. criminal
   Policija je uhapsila članove kriminalne grupe. — The police arrested members of a criminal gang.
   On ima dugu kriminalnu prošlost. — He has a long criminal past.
2. colloq. (of prices, quality) outrageous; criminal
   Cene u tom kafiću su kriminalne. — The prices in that café are criminal.

Legal terminology uses krivični (krivično delo); kriminalan is more general and journalistic.