Source : Webster's Revised Unabridged Dictionary (1913)

Usurious \U*su"ri*ous\ (?; 277), a. [From {Usury}.]
   1. Practicing usury; taking illegal or exorbitant interest
      for the use of money; as, a usurious person.

   2. Partaking of usury; containing or involving usury; as, a
      usurious contract. -- {U*su"ri*ous*ly}, adv. --
      {U*su"ri*ous*ness}, n.

Source : WordNet®

usurious
     adj : greatly exceeding bounds of reason or moderation;
           "exorbitant rent"; "extortionate prices"; "spends an
           outrageous amount on entertainment"; "usorious interest
           rate"; "unconscionable spending" [syn: {exorbitant}, {extortionate},
            {outrageous}, {steep}, {unconscionable}]