Source : Webster's Revised Unabridged Dictionary (1913)

Meanness \Mean"ness\, n.
   1. The condition, or quality, of being mean; want of
      excellence; poorness; lowness; baseness; sordidness;
      stinginess.

            This figure is of a later date, by the meanness of
            the workmanship.                      --Addison.

   2. A mean act; as, to be guilty of meanness. --Goldsmith.

Source : WordNet®

meanness
     n 1: the quality of being deliberately mean [syn: {beastliness}]
     2: extreme stinginess [syn: {minginess}, {niggardliness}, {niggardness},
         {parsimony}, {parsimoniousness}, {tightness}, {tightfistedness},
         {closeness}]