Definitions
1.verbTo note the time or place of writing or executing; to express in an instrument the time of its execution."to date a letter, a bond, a deed, or a charter"
2.verbTo note or fix the time of (an event); to give the date of.
3.verbTo determine the age of something."to date the building of the pyramids"
4.verbTo take (someone) on a date, or a series of dates.
5.verb(by extension) To have a steady relationship with; to be romantically involved with.
6.verb(by extension) To have a steady relationship with each other; to be romantically involved with each other."They met a couple of years ago, but have been dating for about five months."
7.verbTo make or become old, especially in such a way as to fall out of fashion, become less appealing or attractive, etc."The comedian dated himself by making quips about bands from the 1960s."
8.verb(with from) To have beginning; to begin; to be dated or reckoned.
9.nounA 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.
10.nounAn estimation of the age of an artifact, biological vestige, linguistic usage, etc.
11.nounThe setting of a date on which an event or transaction is to take place or take effect.