(dāt) noun
1. That part of a writing, inscription, coin, etc., which tells when, or when and where, it was written, published, etc.
2. The time of some event; a point of time.
3. Duration; age.
4. U.S. Colloq. An engagement; appointment.
—down to date Covering the current day.
—out of date Obsolete.
—up to date Having modern knowledge, style, etc.
—v. dat·ed, dat·ing v.t.
1. To furnish or mark with a date.
2. To ascertain the time or era of; assign a date to.
3. U.S. Colloq. To make an appointment with, as a member of the opposite sex.
—v.i.
4. To have origin in or be in existence since an era or time: usually with from: This coin dates from the Renaissance.
5. To reckon time. [<F <L data, fem. sing. of datus, pp. of dare give; from first word of Latin formula giving a letter's date and place of writing]
—dat′er noun

(dāt) noun
1. An oblong, sweet, fleshy fruit of the date palm, enclosing a single hard seed.
2. A lofty palm bearing this fruit (Phoenix dactylifera and varieties): also called date palm. [<OF <L dactylus <Gk. daktylos finger; with ref. to its shape]