Pronunciation: (chat'ē), [key]
—adj., -ti•er, -ti•est.
1. characterized by friendly and informal talk or writing, often about minor or personal matters: a long, chatty letter from my sister.
2. given to such talk: a lovable, chatty old man.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.