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A deep dislike or even mistrust of the overweight. With regards to the opposite sex a fatist could be considered antithetical to a 'Chubby Chaser'.
Jesus she's a size 12 max, that Loughran is some fatist.
by IanOLeary September 21, 2016
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Someone who discriminates against people who are fat
John : "Fat people should not be allowed on public transport!"
Jane : "John don't be such a fatist.."
by iAreSmart January 19, 2006
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1. a belief or doctrine that inherent differences among the fat and skinny peoples achievement, usually involving the idea that one's own size is superior and has the right to rule others.
3. hatred or intolerance of peoples of girth
Leola, I was working out at the gym yesterday, in my Pilates class and this, Fat fella came waddling in and god he smelled I hate these people. They have to wear slip on shoes because they cant bend over and tie there laces.
Iknow what you mean Z, I wish they were all sent to an island far, far away and every one in this country could be fit and skinny, right Wanda
Yeah, They disgust me.

If you find your self in this conversation you are a Fatist.

See also Thinite
by Billy G....From September 15, 2007
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A hater of overweight people. One who is prejudiced against overweight people.
The interviewer is a fatist. She saw how big I was so I didn't get the job. You won't date me because I am overweight? Are you some kind of fatist???
by bryrenn June 21, 2015
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a person who cusses fat people bcuz they r fat

thomas: ur fat

eddy: ur a fatist

thomas: no apparentely ur fatest

by sNItch BRuV April 09, 2007
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