A short report, especially one released through official channels to be immediately broadcast or publicized.

A time-sensitive news item or short news report.

A short printed publication, especially one produced regularly by an organization.

(transitive) To announce (something) by means of such a report or publication. (Can we add an example for this sense?)

(colloquial, often sarcastic) Introduces a fact (presumed to be obvious) of which the person addressed is ostensibly not aware.