The fifth day of the months January, February, April, June, August, September, November, and December, and the seventh day of March, May, July, and October. The nones were nine days before the ides, reckoning inclusively, according to the Roman method.
- The ninth day before the ides of a month; in the ancient Roman calendar, the seventh day of March, May, July, or October and the fifth day of the other months.
- Ecclesiastical The fifth of the seven canonical hours. No longer in liturgical use.
- Ecclesiastical The time of day appointed for this service, usually the ninth hour after sunrise.