It looks like there might be a little confusion here! The term "gran casa" is actually Spanish, which translates to "big house" in English. However, based on your context, it seems you are looking for information about a specific type of drum called a "gran casa" or "grand casa."
Let’s clarify and provide information about a large drum, which is likely what you're referring to:
Word: Gran Casa (or Grand Casa)
In more advanced contexts, you might discuss the techniques used to play the gran casa or its role in different music styles, such as jazz or classical.
"Gran casa" refers to a large drum that makes a low-pitched sound. It is often used in music and can be discussed in terms of its role, techniques, and variations in different musical contexts. Always remember to consider the context in which you are using the term!