Definition of heralds:
(n) :
A messenger, especially one bringing important news.
(v) :
(transitive, often figurative) To proclaim or announce an event.
(n) :
A harbinger, giving signs of things to come.
(v) :
(transitive, usually passive) To greet something with excitement; to hail.
(n) :
(heraldry) An official whose speciality is heraldry, especially one between the ranks of pursuivant and king-of-arms
(n) :
(advertising) A handbill consisting of an advertisement.