Source : Webster's Revised Unabridged Dictionary (1913)

Mohurrum \Mo*hur"rum\, Muharram \Mu*har"ram\, n. [Ar. muharram,
   prop., sacred, forbidden, n., the first month of the
   Mohammedan lunar year.]
   1. The first month of the Mohammedan year. --Whitworth.

   2. A festival of the Shiah sect of the Mohammedans held
      during the first ten days of the month Mohurrum.

Source : WordNet®

Muharram
     n : the first month of the Islamic calendar [syn: {Moharram}, {Muharrum}]