chatter

Universal Words verb, noun verb [V] 1 ~ (away / on) (to sb) (about sth) to talk quickly and continuously, especially about things that are not important: They chattered away happily for a while. * The children chattered to each other excitedly about the next day's events. 2 (of teeth) to knock together continuously because you are cold or frightened: Her teeth chattered as she dressed. 3 (of birds or monkeys) to make a series of short high sounds: The only sounds we could hear were the birds chattering in the trees. IDIOMS the chattering classes (BrE) the people in society who like to give their opinions on political or social issues: Constitutional reform is popular among the chattering classes. noun [U] 1 continuous rapid talk about things that are not important: Jane's constant chatter was beginning to annoy him. * idle chatter 2 a series of quick short high sounds that some animals make: the chatter of monkeys 3 a series of short sounds made by things knocking together: the chatter of teeth