A joke that usually has to do with the term "Shit Grandma", often rhyming the word shit to make some really great jokes.
Carter: "Hey guys wanna play modern warfare?"

Lukas: "I DONT KNOW BUT SHIT GRANDMA"

*The party goes wild, Carter dies, Obama is there*
by The grandma master November 16, 2020
Get the Shit Grandma mug.