It's possible that:
* It's a slang term: This is the most likely scenario. It could be a slang word used in a specific region, community, or social group. Without more context, it's impossible to determine its meaning.
* It's a misspelling: It could be a misspelling of another word. If you can provide the context where you encountered this word, we might be able to figure out the intended word.
* It's a made-up word: Someone might have invented this word for a specific purpose, like in a fictional story or joke.
To help me understand what "makadingding" means, please provide more context:
* Where did you encounter this word? (e.g., a conversation, a book, online)
* What was the context of the word's use?
* What is the intended meaning you think it might have?
With more information, I can help you figure out what "makadingding" means.