CLATTER

I. verb Etymology: Middle English clatren, from Old English *clatrian; of imitative origin Date: 13th century intransitive verb to make a rattling sound , to talk noisily or rapidly, to move or go with a ~ , transitive verb to cause to ~, ~er noun ~ingly adverb II. noun Date: 14th century a rattling sound (as of hard bodies striking together) , commotion , noisy chatter, ~y adjective