The act of being super annoying to people.

In other words, the act of being retarded.
"dude, stop the fathinism or I punch your face."
by Podesion August 29, 2018
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an amazing girl who knows what she's doing in life , she has a very dark aesthetic and always besties with a person whose name starts with letter A
she's always right about things , even though she's just admitting in front of her friend
idk, fathin
by picasssod February 24, 2021
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