To focus on the activity in front of you and avoid all distractions; to "lock in" and get your work done.
When Doc Miller's students started fooling around in class, she told them to "getfrosty," so they would start paying attention and get their work done.
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.