Source : Webster's Revised Unabridged Dictionary (1913)

Profanity \Pro*fan"i*ty\, n. [L. profanitas.]
   1. The quality or state of being profane; profaneness;
      irreverence; esp., the use of profane language; blasphemy.

   2. That which is profane; profane language or acts.

            The brisk interchange of profanity and folly.
                                                  --Buckminster.

Source : WordNet®

profanity
     n : vulgar or irreverent speech or action