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 canonical office, being a part of the Breviary, recited at noon (formerly at the ninth hour, 3 p. m.) in the Roman Catholic Church.
The hour of dinner; the noonday meal.
The ‘ninth' hour of the day, usually 3 pm. See also Canonical Hours.
Nonae, in the Roman calendar the Nones fell on the fifth day of each month, except in March, May, July, and October when they fell on the seventh.
the fifth of the seven canonical hours; about 3 p.m.
In the old Roman calendar, the ninth day before Ides. By the fifth century B.C. its date was fixed as the 7th of March, May, July and October and the 5th of other months. See Calends, Nones & Ides
the 5th or 7th day of the month, depending on the month, in Roman dating