How old is your grandpa?
A way to ask someone what score they got on a test. Used in the presence of teachers who don't want students sharing their test results.
Prima: Hey Dave, how old is your grandpa?
Secunda: 88. How old is yours?
Prima: 100.
Secunda: You son of a bitch.
Secunda: 88. How old is yours?
Prima: 100.
Secunda: You son of a bitch.