It means that it cancels out any I love you more attempt.
I love you more. Nuh uh I love you mostestering
Term to explain how you love someone the absolute most
“I love you the mostester”
Better than mostest even tho it says it can’t be beaten
more than most and more combined. cannot be one-upped
gf: i love you most
you: i love you mostester
More than most but unfancily said because youre a backwoods country bumpkin
I love you mostester
(If you wasnt a bitch)