This would be a phrase used to describe people who are talking a lot.
She was in a chatty mood and talked about everything from her day at work to her upcoming weekend plans.
Kerim Chatty was born in 1973.
Chatty Cathy was created in 1960.
Charmin' Chatty was created in 1963.
tongue-tied is an antonym of chatty
bavard, bavarde
Chatty Cathy was in production from 1960 -1964
Habib Chatty died on 1991-03-06.
Habib Chatty was born on 1916-08-09.
Lip 'Em and Rip 'Em - 2010 The Chatty Chatty Bass Bang was released on: USA: 29 March 2008
NYPD Blue - 1993 Chatty Chatty Bang Bang 11-12 was released on: USA: 2 March 2004
Chatty is an adjective, and that means it describes a noun. Many adjectives have negative connotations-- that means they make people think of something bad or unpleasant. Other words have positive connotations-- which means they make people think of something good or pleasant. In the case of "chatty," it often refers to a person who talks too much, so yes, it is a word that can have negative connotations. Example: Some people think she is much too chatty, and they wish she wouldn't talk so much.