From The Collaborative International Dictionary of English v.0.48:
Clatter \Clat"ter\, v. i. [imp. & p. p. Clattered; p. pr. & vb. n. Clattering.] [AS. cla?rung a rattle, akin to D. klateren to rattle. Cf. Clack.] 1. To make a rattling sound by striking hard bodies together; to make a succession of abrupt, rattling sounds. [1913 Webster]
Clattering loud with iron clank. --Longfellow. [1913 Webster]
2. To talk fast and noisily; to rattle with the tongue. [1913 Webster]
I see thou dost but clatter. --Spenser. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Clatter \Clat"ter\, v. t. To make a rattling noise with. [1913 Webster]
You clatter still your brazen kettle. --Swift. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Clatter \Clat"ter\, n. 1. A rattling noise, esp. that made by the collision of hard bodies; also, any loud, abrupt sound; a repetition of abrupt sounds. [1913 Webster]
The goose let fall a golden egg With cackle and with clatter. --Tennyson. [1913 Webster]
2. Commotion; disturbance. "Those mighty feats which made such a clatter in story." --Barrow. [1913 Webster]
3. Rapid, noisy talk; babble; chatter. "Hold still thy clatter." --Towneley Myst. (15 th Cent. ). [1913 Webster]
Throw by your clatter And handle the matter. --B. Jonson [1913 Webster]