The woman who literally wrote the book on etiquette. Also used as an antonym for anyone who has bad manners or doesn't care about manners.
You don't seem like the Emily Post type, so I'll go ahead and tell you the dirty joke.
by Alfie The Horndog March 30, 2006
1 more definition
An email, blog, or news group contribution that scolds one for netiquette deficiencies
I flamed some dude on a news group and some bitch sent me an Emily Post.
by Adumbrator May 19, 2006