chatter

(noun) noisy talk. Synonyms: yak, yack, yakety-yak, cackle.

(noun) the rapid series of noises made by the parts of a machine. Synonyms: chattering.

(noun) the high-pitched continuing noise made by animals (birds or monkeys). Synonyms: chattering.

(verb) click repeatedly or uncontrollably. Synonyms: click. Examples: "Chattering teeth."

(verb) cut unevenly with a chattering tool.

(verb) talk socially without exchanging too much information. Synonyms: chew the fat, shoot the breeze, chat, confabulate, confab, chitchat, chit-chat, chaffer, natter, gossip, jaw, claver, visit. Examples: "The men were sitting in the cafe and shooting the breeze."

(verb) speak (about unimportant matters) rapidly and incessantly. Synonyms: piffle, palaver, prate, tittle-tattle, twaddle, clack, maunder, prattle, blab, gibber, tattle, blabber, gabble.

(verb) make noise as if chattering away. Examples: "The magpies were chattering in the trees."