Greycism 

1 : a belief that a name is the primary determinant of human traits and capacities and that name differences produce an inherent superiority of a particular name, as long as it is not Grey

2 : a prejudice or discrimination against someone named Grey

Rebekah practices greycism when she call a Grey a slur, like Gray with an a.

Greycism by gmanbdude March 4, 2010

Graycism 

Any prejudice, discrimination, or hateful acts toward people named Grayson.

Colin: Haha Grayson more like Gayson, Grayson is a lame name and everyone who has that name is stupid.

Colin is enacting graycism and thereby is a graycist.

Graycism by Cactus mofo January 16, 2020

greycist 

Adj. "Grey-sist": a person or phrase that is offensive to some and borderline offensive to most regarding a people of race.

"That was a greycist statement".... "You are a greycist."

greycist by Gallop Girl September 13, 2017