Ides of March.

The Ides of March is the name of the 15th of March in the Roman calendar, probably referring to the day of the full moon. The word Ides comes from the Latin word "Idus" and means "half division" especially in relation to a month. It is a word that was used widely in the Roman calendar indicating the approximate day that was the middle of the month. The term ides was used for the 15th day of the months of March, May, July, and October, and the 13th day of the other months. The Ides of March was a festive day dedicated to the god Mars and a military parade was usually held.On his way to the Theatre of Pompey (where he would be assassinated), Caesar visited a seer who had foretold that harm would come to him not later than the Ides of March. Caesar joked, "The ides of March are coming", to which the seer replied "Ay, Caesar; but not gone. This meeting is famously dramatized in William Shakespeare's play Julius Caesar, when Caesar is warned by the soothsayer to "beware the Ides of March.