To utter or tell unnecessarily, or in a thoughtless manner; to publish (secrets or trifles) without reserve or discretion.

1. To speak (about unimportant matters) rapidly and incessantly; SYN. piffle, palaver, prate, tittle-tattle, twaddle, clack, maunder, prattle, gibber, tattle, blabber, gabble.
2. To make noise as if chattering away.
3. To click repeatedly or uncontrollably, as of teeth; SYN. click.
4. To cut unevenly with a chattering tool.

To wag one's tongue; speak about others and reveal secrets or intimacies.

1. To make light, rapid and repeated sounds, as of rain; SYN. pitter-patter.
1. To recite prayers (as paternosters) rapidly or mechanically
2. To talk glibly and volubly
3. To speak or sing rapid-fire words in a theatrical performance

To talk much and to little purpose; to speak foolishly; to babble.
To talk foolishly or sententiously; to tattle

1. Prate
2. To utter or make meaningless sounds suggestive of the chatter of children; babble
3. To say in an unaffected or childish manner

Prate, babble