Informal talk or conversation, especially about trivial matters. The room was filled with the chatter of excited children.
The sound of people talking quickly and continuously, often in a way that is difficult to understand. The chatter of the crowd made it hard to hear the announcement.
A series of quick, high-pitched sounds made by birds or animals. The chatter of the monkeys echoed through the jungle.
Undesired vibration of a machine or tool that produces a characteristic sound and can impair performance. The engineer reduced the spindle speed to minimize chatter during the milling operation.
Covert or intercepted electronic communications, especially among groups planning or carrying out illicit activities. Intelligence officials noted an uptick in terrorist chatter before the attack.
Rapid clicking or clattering of the teeth caused by cold, fear, or nervousness. He tried to stop the chatter of his teeth while waiting outside in the snow.