Ob*serv"er (?), n.
1.
One who observes, or pays attention to, anything; especially, one engaged in, or trained to habits of, close and exact observation; as, an astronomical observer.
The observed of all observers.
Shak.
Careful observers may foretell the hour,
By sure prognostic, when to dread a shower.
Swift.
2.
One who keeps any law, custom, regulation, rite, etc.; one who conforms to anything in practice.
"Diligent
observers of old customs."
Spenser.
These... hearkend unto observers of times.
Deut. xviii. 14.
3.
One who fulfills or performs; as, an observer of his promises.
4.
A sycophantic follower.
[Obs.]
Beau. & Fl.
© Webster 1913.