Real Dictionary

-babble in American English
jargon or wordy and confusing language related to or characteristic of a (specified) field, group, etc.

babble
singular noun: You can refer to people's voices as a babble of sound when they are excited and confused, preventing you from understanding what they are saying.
verb: If a stream babbles, it makes a low murmuring or bubbling sound.
verb: If someone babbles, they talk in a confused or excited way.

babble in American English
confused, incoherent talk or vocal sounds
to make incoherent sounds, as a baby does; prattle
to say indistinctly or incoherently
intransitive verb: to utter sounds or words imperfectly, indistinctly, or without meaning
noun: inarticulate or imperfect speech
transitive verb: to utter in an incoherent, foolish, or meaningless fashion

babble in British English
noun: incoherent or foolish speech; chatter
verb: to utter (words, sounds, etc) in an incoherent or indistinct jumble