Definition of "dated" in English

adjective

1. Marked with a date.

   • The first dated entry in the diary was from October 1922.

2. Outdated.

   • "Omnibus" is a dated term for a bus.

3. Anachronistic; being obviously inappropriate for its present context.

   • Calling a happy person gay seems awfully dated nowadays; people will assume you mean something else.

4. No longer fashionable.

   • Slang can become dated very quickly.

5. (obsolete) Alotted a span of days.

verb

1. simple past and past participle of date