Verb
1. click repeatedly or uncontrollably;
"Chattering teeth"2. cut unevenly with a chattering tool
3. talk socially without exchanging too much information;
"the men were sitting in the cafe and shooting the breeze"4. speak (about unimportant matters) rapidly and incessantly
5. make noise as if chattering away;
"The magpies were chattering in the trees"