To speak rapidly and unintelligibly. The children began to gabble excitedly about their day at the zoo.
To make a rapid clucking or gobbling cry, as a turkey or goose. The flock gabbled loudly as the farmer approached with feed.
To utter (words) quickly and indistinctly so that they are hard to understand; to jabber. He gabbled the directions so fast that no one could follow them.