Meaning

• A messenger, especially one bringing important news.

  "The herald blew his trumpet and shouted that the King was dead."

• A harbinger, giving signs of things to come.

  "Daffodils are heralds of Spring."

• An official whose speciality is heraldry, especially one between the ranks of pursuivant and king-of-arms.

  "Rouge Dragon is a herald at the College of Arms."

• A moth of the species Scoliopteryx libatrix.

Meaning

• To proclaim or announce an event.

  "Daffodils herald the Spring."

• (usually passive) To greet something with excitement; to hail.

  "The film was heralded by critics."