noun

1. Idle talk; senseless prattle

2. Inarticulate speech; constant or confused murmur.

3. A sound like that of water gently flowing around obstructions.

Synonyms: gabble, twaddle

verb

1. To utter words indistinctly or unintelligibly; to utter inarticulate sounds

   “The men were babbling, so we couldn't make sense of anything.”

2. To talk incoherently; to utter meaningless words.

3. To talk too much; to chatter; to prattle.