from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Unintelligible or incomprehensible language; gibberish.
- n. Language or ritualistic activity intended to confuse.
- n. A complicated or obscure ritual.
- n. An object believed to have supernatural powers; a fetish.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A deity or other supernatural being said to have been worshipped by certain West African peoples; an idol.
- n. Any object of superstition; religious words and/or actions which are seen as superstitious or fraudulent.
- n. Any confusing or meaningless speech; nonsense, gibberish.
from the GNU version of the Collaborative International Dictionary of English
- n. Among the Mandingos of the western Sudan, a bugbear by means of which the women are terrified and disciplined by societies of the men, one of whom assumes a masquerade for the purpose; hence, loosely, any Negro idol, fetish, or bugaboo.
- n. An object of superstitious homage and fear.
- n. Incomprehensible or senseless language, usually intended to avoid answering plainly, confuse a listener, or obscure an issue.
- n. Language so arcane or obscure as to be unintelligible to the listener.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. language or ritual causing, or intending to cause, confusion
Perhaps of Mandingo origin .(American Heritage® Dictionary of the English Language, Fourth Edition)
Probably from Mandinka maamajomboo ("mask; masked dancer"). What might be possible as well is the occurance of l-vocalization in the words "mumble" and "jumble". (Wiktionary)
Traditional marketing focusing on factual mumbo jumbo presents an engineering-driven, rational, analytical view of customers, products, and competition that is full of untested assumptions.