chunkfart
1)When you try to fart, but just end up shitting yourself and producing lumpy craps
2)A rediculously annoying person- usually refers to someone's much younger sibling
1)Johnny made a fool of himself during the farting contest, when he thought he was going to blast the mother of 'em all, and did a chunkfart instead, and tragically shat himself.
n. A screenshot fabricated by a company to misrepresent the graphics of a game; a combination of the wordsbullshit and screenshot.
Originated from Penny Arcade, a popular gaming webcomic.
-Have you seen Madden 2006 for the Xbox 360? The graphics are gonna be awesome!
-Dude, the Madden 2006 images they showed at E3 were bullshots. It doesn't look nearly as good as they said.