Gabble (verb)

1. Speak rapidly and indistinctly; chatter.
2. To talk in a rapid and often meaningless way.

Origin:

Late 16th century: of unknown origin.

Examples:

1. He gabbled on about his holiday for half an hour.
2. She gabbled her order to the waiter.
3. The children were gabbling excitedly.
4. He gabbled his way through the speech.
5. They were gabbling in a language I couldn't understand.