Source : Webster's Revised Unabridged Dictionary (1913)

Grossness \Gross"ness\, n.
   The state or quality of being gross; thickness; corpulence;
   coarseness; shamefulness.

         Abhor the swinish grossness that delights to wound the'
         ear of delicacy.                         --Dr. T.
                                                  Dwight.

Source : WordNet®

grossness
     n : the quality of lacking taste and refinement [syn: {coarseness},
          {commonness}, {vulgarity}, {vulgarism}, {raunch}]