An expression used in response to a person who has reached a point in a game and feels uncompelled/discouraged to continue. This could be attributed to difficulty, boredom, or apathy.
Made famous by GFW Radio (97.5: The Brodeo
"Dude I can't really get into Bangaio-O. I think I'm pretty much done with it."
"No, you're not. Chuf it out, son."