Top definition
Online rhetorical spew, particularly in a chatroom, usually by someone suffering Online Personality or Online multiple personality disorder- Like diarrhea of the mouth, only in text form.
In a chatroom, Amber is talking about everything from politics to killing vietnamese people with a chair, to baking cakes for Jesus on Christmas. Is she okay, or suffering from Chatarrhea?
by jaytheorccc January 18, 2009