cow-clicker

Etymology
Coined by in response to  winning an award for "Best New Social/Online Game" at the 2010. The win caused Bogost, a critic of the freemium model used by, to be struck with the thought: "Games like FarmVille are cow clickers. You click on a cow, and that's all you do." He subsequently developed , an intentionally simplistic parody game, which itself became a surprise viral hit.

Noun

 * 1)  A video game that requires the player to perform repetitive tasks at certain intervals.