fatpuss is a word used to describe a variety of cunts, literally meaning an obese vagina. When you can physically grasp hold of the lips of a vagina, these are normal symptoms of a fatpuss
eg "I'm not doing intercourse with you, you fatpuss"

"Fuck you Chuntaro, you fucking fatpuss"
by MrMrSuperCool February 18, 2014
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