obecitist 

Saying something about an obese person, solely because said person is obese.

Example: John: Oy vey!

Sally: What?!

John: She must live at McDonalds

Sally: That was an obecitist statement

obecitist by Maleficent2015 March 17, 2015

Obecist 

One who is racist/prejiduce to fat people.

"Yo' momma's so fat, she was baptized in Marine Land!"
"... You obecist."

Obecist by Shea Donoghue September 8, 2008

obesitis 

Obese. Chronically fat. Over weight. Inflammation of the fat cells. Persistent obesity.

I’m not fat, I have Obesitis

obesitis by Callidoodle October 6, 2019