chatter

Talk, especially meaningless or unimportant talk.

The sound of talking.

The sound made by a magpie.

An intermittent noise, as from vibration.

“Proper brake adjustment will help to reduce the chatter.”

In national security, the degree of communication between suspect groups and individuals, used to gauge the degree of expected terrorist activity.

To talk idly.

“They knitted and chattered the whole time.”

Of teeth, machinery, etc, to make a noise by rapid collisions.

“He was so cold that his teeth were chattering.”

To utter sounds which somewhat resemble language, but are inarticulate and indistinct.

One who chats

A user of chat rooms