noun
messenger
MES-in-jur/ˈmesɪndʒər/
Someone or something that carries a message or signal.
A messenger brings an urgent note to the front desk.

Etymology
Built on message, meaning news or a communication, messenger names its bearer. The role includes carrying spoken information, not just delivering a written object.
In context
The messenger burst on the scene back at headquarters and interrupted the marshals’ peaceful meal, informing them that the Allied army was upon them.
More examples
- They send a messenger ahead to warn the village.
- Hormones act as chemical messengers between different parts of the body.
- Don't blame the messenger for the bad news.
Forms
messenger · messengers
message noun — Information sent from one person to another.