All 6 Uses

herald
in
King Lear
(Auto-generated)

Enter a herald.
Scene 5.2 *

herald = a person whose job is to announce important news
When time shall serve, let but the herald cry, And I'll appear again.†
Scene 5.1
A herald, ho!†
Scene 5.2
A herald, ho, a herald!†
Scene 5.2
A herald, ho, a herald!†
Scene 5.2
Come hither, herald.†
Scene 5.2

Definitions:

(1) (herald as in: heralds the coming of...)
a sign that something will happen -- especially something important and good

or:

to announce or welcome -- especially with enthusiasm
(2) (herald as in: announced by herald & trumpet)
a person who announces important news -- especially a king's representative
(3) (meaning too rare to warrant focus)
More rarely, herald can also refer to an official whose specialty is heraldry (the study of coats of arms -- symbols once used to signify the right to bear arms).

Historically a herald was a person who made announcements at jousting matches, or (much more rarely) any prestigious assistant in a dignified setting such as a courthouse or royal palace.