The pointless, forced, unpaid work social function that takes place outside of standard work hours. While this activity may be billed as a "team building" experience, it's true purpose is to stroke the ego of the most senior executive present, and the entire HR staff.
Jen: "Hey Dan, are going to your after work inter-office softball game?"
A new startup that allows users to sell things, similar to how craigslist does it. But looks nice at the same time. Plus they give free t-shirts out like there's no tommorow!