* A proper noun: It might be a name, possibly a male name.
* A misspelled word: It could be a misspelling of another word, like "Haris," which could refer to a devotee of Vishnu.
* A combination of words: It might be a combination of words that together form a meaning, but without context it's impossible to know.
To determine the meaning of "Harisha" in Kannada, you need more context.
Please provide more information about where you saw this word, what it was used for, and the surrounding sentence or text.