fatasizing
The act of masturbating to the thought of overweight people.
Dude, if you'd spend less time at home fatasizing about Carnie Wilson and more time out with your friends, you might get a real girlfriend.
Fatasism
The use of an object (doughnuts, ice cream, cookies, etc) to encourage a person to move their body at a greater intensity; particularly in running.
Person1: When people don’t run or workout hard enough I make them chase a doughnut to go faster.
Person2: What is that called?
Person1: Fatasism.
Person2: What is that called?
Person1: Fatasism.