1. Nonsense; Gibberish; Makes no sense

2. A lie

3. A British youtuber that does mostly minecraft videos
You don't really believe all that mumbo jumbo, do you?

I can't believe all these people just talking mumbo jumbo.

Hey look, Mumbo Jumbo just uploaded another video!
by Ben2403 October 23, 2015
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a person who always forgets his shulker boxes and builds cool bases
If you forget your shulker box in minecraft you say "I did a Mumbo Jumbo"
by BuggedBeatle998 October 27, 2019
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Mumbo Jumbo is a legendary minecraft youtuber, he is known for his experience in minecraft Redstone.He has built legendary things.
The sentence Mumbo Jumbo is a name
by §Lord§ July 27, 2018
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-A fake fact that might sound impressive

-A fact that sounds good but has no heft behind it
"You don't believe in this mumbo jumbo do you?"
- The Saint (1997)
by Girish July 21, 2003
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Mumbo Jumbo is a famous Minecraft YouTuber who boasts 2.3 million subscribers and plays with others on a server called Hermitcraft.
I watched a Mumbo Jumbo video.
by ClaireBlanc July 25, 2018
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