What is Mumble Jumble?
1.
Speaking without thought; talking like an un-educated person on a subject they know nothing about; giving an answer to a question that has no relevancy to the question; Sean's cousin Bob gave a Mumble Jumble answer (not Mumbo Jumbo Dr. Bob).
Bob gave a Mumble Jumble answer to Sean's simple question about a fishing trip.
See
Random Words:
1.
A response that neither confirms nor denies the existence or nonexistence.
My source is
DOD regulation 5400.7 paragraphs C3.2.1.6.5 an..