Originally Posted by Cup8489
He has in mind:
"Must have 7 French Opens. Must have beaten Federer 8 times out of ten in majors. Must be named Rafael Nadal."
Well, I think mine is the more popular definition, even though I am not 100% sure I agree with that myself.
I remember people started labeling Roger as the GOAT after his slam count had surpassed Sampras'.