* A misspelling: Perhaps you meant "minority", "miniseries", "miniskirt", or something else entirely.
* A specific term: It might be a slang term, an informal word used within a particular community, or a term from a specific field.
* A made-up word: It could be a fictional word from a book, movie, or game.
To help me understand what you meant, could you please provide more context? For example:
* Where did you encounter the word?
* What was the sentence or situation in which it was used?
* What is the topic or subject being discussed?
The more information you can provide, the better I can understand what "minsia" might mean.