n.
1.noisy talk
2.the rapid series of noises made by the parts of a machine
3.the high-pitched continuing noise made by animals (birds or monkeys) chatter v.
1.click repeatedly or uncontrollably
2.cut unevenly with a chattering tool
3.talk socially without exchanging too much information
4.speak (about unimportant matters) rapidly and incessantly
5.make noise as if chattering away
Idiom of the Day
keep one's mouth shut
to be silent, to stay silent
I was very angry and told my friend to keep his mouth shut. Later, I had to apologize.