* It's a misspelling. Perhaps you meant a different word or phrase, like "Moko Jumbi" or "Moqui Marbles".
* It's a regional slang term. If you heard it in a specific location, it might be a local expression.
* It's a made-up word. Someone might have created it for a fictional story or game.
Please provide more context if you can, like where you heard the term, or what it was related to. This will help me understand what you're looking for and provide a more accurate answer.