What is the meaning of declaration?

noun

• A statement that is emphatic and explicit (spoken or written. )
• Law) unsworn statement that can be admitted in evidence in a legal transaction. (
  • usage: "his declaration of innocence"
• A statement of taxable goods or of dutiable properties.
• Contract bridge. ( the highest bid becomes the contract setting the number of tricks that the bidder must make)
  • synonyms: contract
• A formal public statement.
  • usage: "the government made an announcement about changes in the drug war"; "a declaration of independence"
  • synonyms: announcement, proclamation, annunciation
• A formal expression by a meeting; agreed to by a vote.
  • synonyms: resolution, resolve