chatter

noisy talk

the rapid series of noises made by the parts of a machine

the high-pitched continuing noise made by animals (birds or monkeys)

click repeatedly or uncontrollably; "Chattering teeth"

cut unevenly with a chattering tool

talk socially without exchanging too much information; "the men were sitting in the cafe and shooting the breeze"

speak (about unimportant matters) rapidly and incessantly

make noise as if chattering away; "The magpies were chattering in the trees"