plural of year.

(colloquial, hyperbolic) A very long time.

(countable) A reference book, published annually.

(idiomatic) The inexperienced, youthful prime of an individual, group, organization or entity.

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

The holiday occurring on the last day of the year, December 31st.

Alternative spelling of yeah, right

(idiomatic, emphatic, colloquial) A sarcastic expression of disbelief. / (colloquial, literally) Correct; affirmative; yes; yes, that is correct.

a year with an extra day, a leap year

The time that it takes for the Sun to return to the same position along the ecliptic, as viewed from the Earth, especially: / A vernal equinox year, the time between two successive vernal equinoxes.