To make a noise by rapid collisions.
To talk idly.
To utter sounds which somewhat resemble language, but are inarticulate and indistinct.
The vocalisations of a Eurasian magpie, Pica pica.
One who chats.
The sound of talking.
The vocalisations of various birds or other animals.
The situation where a drill or similar tool vibrates and tears the material rather than cutting it cleanly.
An intermittent noise, as from vibration.
In national security, the degree of communication between suspect groups and individuals, used to gauge the degree of expected terrorist activity.
A user of chat rooms.
Talk, especially meaningless or unimportant talk.
To make rapid irregular movements.