eve (eves plural )The eve of a particular event or occasion is the day before it, or the period of time just before it. (JOURNALISM) n-count usu sing, usu the N of n ...on the eve of his 27th birthday. →
Christmas Eve →
New Year's Eve
Christmas Eve
Christmas Eve is the 24th of December, the day before Christmas Day. n-uncount
New Year's Eve
New Year's Eve is the last day of the year, the day before New Year's Day. n-uncount
On New Year's Eve I usually give a party, which is always chaotic.