What do you call mother's mother's home?

A stay at home mother, one who stays home with their children, to tend to the house, and children, while their husband works the job and keeps food on the table.

Your mother's mother would be your grandmother.

Your grandmother.

In the English language, you can refer to you mother as "mother" or in informal situations as "Mom" or "Ma." Some people, especially as adults, are on a first name basis with their parents and call...

course you can.