the absolute WORST insult even god can think of. Worse than all the “ur” insults on urban dictionary combined. When u say it, a planet explodes along with the human race.
Man 1:lol ur mom gay
Man 2:no u
Man 1: ur sisters a mister
Man 2:well ur grandma a splat
*MAN 1 REDUCES TO ASHES ALONG WITH THE HUMAN RACE AND URANUS*
Man 2:no u
Man 1: ur sisters a mister
Man 2:well ur grandma a splat
*MAN 1 REDUCES TO ASHES ALONG WITH THE HUMAN RACE AND URANUS*
by MEAGPERSON June 2, 2018
Get the ur grandma a splatmug. by CaramelEmber!! April 12, 2022
Get the Yummy Grandma'smug. by Agent frankie March 29, 2021
Get the Grandmamug. smoked for 40 years, the majority of her life. later, after quitting, she sadly passed away due to lung cancer.
by meepmeep420 May 11, 2019
Get the emme's grandmamug. by your mom’s a ho October 8, 2022
Get the Grandmamug. 
A widely respected, ancient proverb from Joseline Hernandez, who once said, ""if you a mama.. and you ain’t got ya baby, and your mama got ya baby, then you not the mama, yo grandma is the baby."
Riddler: "A boy and a doctor were fishing. The boy was the doctor's son, but the doctor was not the boy's father. Who is the doctor?"
Hero: "The grandma is the baby".
Hero: "The grandma is the baby".
by grandmaisthebaby December 16, 2023
Get the grandma is the babymug.