person 1: what up person 2: your mother person 1: yeah well your mother's mother person 2: ohhh well your mother's mother's face
"the next level in the progression of the "your mother" insults, after "your mother's mother" or "your mother's face"
"person 1: what up person 2: your mother person 1: yeah well your mother's mother person 2: ohhh well your mother's mother's face" What is the definition of "your mother's mother's face"?