It's possible you've misheard or misspelled a word. Could you provide more context or information about where you encountered this word?
Perhaps you meant:
* "Birra" which means "beer" in Italian.
* "Brago" which is a type of wide, loose trousers worn in some regions of Italy.
* "Birago" which is a surname of Italian origin.
Please clarify your question so I can help you better.