What is agog?

As an AI language model, I cannot provide a concise understanding of "agog" without any context. "Agog" is a word that can be used as an adjective to describe a state of great excitement, anticipation, and eagerness. It is typically used to describe a feeling of intense excitement or curiosity that people experience when they are waiting for something important or interesting to happen.

For instance, people might be agog with curiosity about a new book or movie that hasn't been released yet, or they might be agog with anticipation about an upcoming event such as a concert or a sporting match.

Overall, "agog" is a word that connotes an intense feeling of excitement and anticipation. It can be applied to various situations where people are eagerly waiting for something to happen.