* A misspelling: Perhaps you meant a similar word like "upset," "upscale," or "upshoot."
* Slang or regional dialect: The word might be used in a specific community or region, but isn't commonly known.
* Made-up word: It could be a word created for a specific purpose, like a fictional story or online game.
To understand the meaning, you'll need more context:
* Where did you encounter this word? Was it in a book, conversation, online post, etc.?
* What was the surrounding text or conversation about?
Please provide more information so I can help you determine the meaning of "upsuh."