The act of procrastinating by any means that involves parkour. This means training parkour, thinking about parkour, dreaming about parkour or watching others do parkour in person and in any form of video, especially on youtube.
Parkourastination stopped me from writing my five page paper while I was in the library.
Using the irregular and random placement generation of pumpkins on the surface to complete slightly difficult jumps in an attempt to make them fall and waste time jumping back on top of the pumpkin
A person you hate intensely not because they deserve such hatred but because they serve as a focus for your general hatred. A healthy way to dispense with excess animosity.
Jake's not really that big an asshole. He just serves as my hate sink.