Possible Interpretations:
* "Dush" could be a misspelling of " dash" which can mean:
* To move or run quickly.
* A small amount.
* A mark or line.
* "Dush" could be a misspelling of " dust" which means:
* Fine, dry particles of earth or other matter.
* "Dush" could be a word from another language. If you can provide more context, like the language or the situation where you encountered the word, I might be able to help you understand its meaning.
Please provide more information so I can give you a more accurate answer.