* A misspelling: It might be a typo for another word, like "day" or "doe."
* A slang term: It could be a slang term used in a specific region or community, but it's not widely recognized.
* An abbreviation: It could be an abbreviation, but without context, it's impossible to know what it stands for.
Could you please provide more context or information about where you encountered the word "doy"? This would help me understand its meaning.