Definition of: denounce

(di·nouns′) v.t. ·nounced, ·nounc·ing
1. To attack or condemn openly and vehemently; inveigh against.
2. To inform against; accuse.
3. To threaten, as evil or vengeance; menace.
4. To give formal notice of, specifically, of the termination of a treaty or convention.
5. Obs. To announce; foretell. See synonyms under CONDEMN. [OF denoncer <L denuntiare <de- down + nuntiare proclaim, announce]
—de·nounce′ment n.
—de·nounc′er noun