To rack up a large tab, typically for some type of expensive entertainment, without intention of covering the tab oneself and no clear plan on how the tab will be covered until the event itself is underway - at which point other attendees are solicited for tab coverage until it is taken care of.
John: Dude, this bar tab is already $600. How are we going to pay for it?
Jack: Don't worry about it. Just hackenburg it - one of the other guys will pick it up.