Chat (dict)
From Twilight Heroes Wiki
chat
n. A thing that would sound like it's performed with mouths and ears in the company of another person by the light of a fireplace, but which is actually performed by fingers and eyes in complete solitude by the light of a CRT, or, if you're lucky, an LCD panel.
Source
Appears as a clickable link in the chat pane, before you open the chat window.