Possible Interpretations:
* Misspelling: It could be a misspelling of "diddle," which means to:
* Trick or cheat someone: "He diddled me out of my money."
* To play with something lightly: "He was diddling with his keys."
* To fiddle with something: "She was diddling with her phone."
* Regional Dialect: It might be a slang term used in a specific region or community. Without further context, it's impossible to determine its meaning.
To understand the intended meaning, you need more context.
Please provide the sentence or situation where you encountered the word "deddle."