jabber

Short definition from Wiktionary

Verb

1. 1
   To talk rapidly, indistinctly, or unintelligibly; to utter gibberish or nonsense.
2. 2
   To utter rapidly or indistinctly; to gabble.

Noun

1. 1
   Rapid or incoherent talk, with indistinct utterance; gibberish.
2. 2
   One who or that which jabs.
3. 3
   One who administers a hypodermic injection.
4. 4
   A kind of hand-operated corn planter.