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Definition of observer:

  1. A sycophantic follower.
  2. One who fulfills or performs; as, an observer of his promises.
  3. One who keeps any law, custom, regulation, rite, etc.; one who conforms to anything in practice.
  4. 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.


guard, sentry, watchman, beholder, passer-by, awareness, columnist, commentator, reviewer, spy, writer, perceiver, lookout, percipient, detective, historian, author, novelist, sentinel, meddler.

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