(idiomatic) Too old to be used; not current; invalid; outmoded. / (idiomatic) Not conforming to the current fashion or style; old-fashioned.

Synonym of Julian day.

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

(databases) A technique for searching large-scale databases for patterns; used mainly to find previously unknown correlations between variables that may be commercially useful.

Alternative spelling of up-to-date

(computing) A file of related records on a computer-readable medium such as disk, especially one on a mainframe computer; a dataset.

(before the noun, idiomatic) Current; recent; the latest. / (idiomatic) Informed about the latest news or developments; abreast.

present participle of date

A form of romantic courtship typically between two individuals with the aim of assessing the other's suitability as a partner in an intimate relationship or as a spouse.

(finance) The date on which stock award restrictions lapse and the stock becomes available for transfer to buyer. Also the date on which stock options become available for exercise.