A vow that one makes on New Year's Eve or New Year's Day for the coming year.

A period covering the first few days of a calendar year. / In particular, January 1 in the Julian and Gregorian calendar (New Year’s Day) and the days following.

(astronomy) A unit of length (abbreviation ly; equal to just under 10 trillion kilometres (10¹⁶ metres)) equal to the distance light travels in one Julian year; used to measure extremely large distances.

A wish said around the start of a new year to wish someone well for the New Year (holiday) or for the (entire) new year.

(archaic) Or even, or more like, nay. Introduces a stronger and more appropriate expression than the preceding one.

(in some dialects of American English, including Southern, Western, and African American Vernacular) Yeah, right, yes.

Misspelling of yay.

A yearlong break from study taken by some students on leaving school before starting university, often spent gaining work experience or travelling.

(management, accounting) Relating to the period from the beginning of a fiscal year to the end of a reporting period.

An affirmative vote, usually but not always spoken