What is the meaning of Nones?

The notional first-quarter day of a Roman month, occurring on the 7th day of the four original 31-day months (March, May, Quintilis or July, and October) and on the 5th day of all other months.

The ninth hour after dawn (about 3 pm).

The divine office appointed to the hour.

Alternative form of noon: the sixth hour after dawn; midday (12 pm).

Synonym of lunch: a meal eaten around noon.

Alternative form of Nones: atheists or those without religious affiliation.

plural of nona (sleep)

nones (Roman day)

nominative plural of none

absolutely not; no way

odd (indivisible by two)

Source: wiktionary.org