A pun combining the words obese, and bestiality. This word can be used to piss off fat people.

Briefly, "the realization that each random passerby is living a life as vivid and complex as your own." Originally from the Dictionary of Obscure Sorrows, which has a lot more beautiful neologism definitions like this you might enjoy.

The act of having sex with or wanting to have sex with fat people or a fat person.

having sex with fat animals.

Similar to bestiality but with obese dogs...