Chat″ter (?), v. i. [imp. & p. p.Chattered (?); p. pr. & vb. n.Chattering.] [Of imitative origin. Cf. Chat, v. i.Chitter.] 1. To utter sounds which somewhat resemble language, but are inarticulate and indistinct.
The jaw makes answer, as the magpie chatters.
Wordsworth.
2. To talk idly, carelessly, or with undue rapidity; to jabber; to prate.
To tame a shrew, and charm her chattering tongue.
Shak.
3. To make a noise by rapid collisions.
With chattering teeth, and bristling hair upright.
Dryden.