noun 1. a formal public statement about a fact, occurrence, or intention • the minister was about to make an announcement.
2. [ mass noun] — the action of making an announcement • the announcement of the decision of the European Parliament.
3. a notice appearing in a newspaper or public place and announcing something such as a birth, death, or marriage. • an announcement is appearing in the Morning Post tomorrow.
4. a piece of information given over a public address system. • a loudspeaker announcement echoed across the field.