The Collaborative International Dictionary of English v.0.48:

Mulctary \Mulc"ta*ry\, Mulctuary \Mulc"tu*a*ry\, a.
   Imposing a pecuniary penalty; consisting of, or paid as, a
   fine.
   [1913 Webster]

         Fines, or some known mulctuary punishments. --Sir W.
                                                  Temple.
   [1913 Webster]