Source : Webster's Revised Unabridged Dictionary (1913)

March \March\, n. [L. Martius mensis Mars'month fr. Martius
   belonging to Mars, the god of war: cf. F. mars. Cf.
   {Martial}.]
   The third month of the year, containing thirty-one days.

         The stormy March is come at last, With wind, and cloud,
         and changing skies.                      --Bryant.

   {As mad as a March Hare}, an old English Saying derived from
      the fact that March is the rutting time of hares, when
      they are excitable and violent. --Wright.