A commonly used phrase in North America that seems to be catching on like a craze in European nations. It means, in its most basic form, to have fun, or start up an activity that leads to fun or enjoyment.

v. collectively or individually finding someone/something to blame for a problem, as opposed to brainstorming which connotes finding solutions to a problem

n. the act of finding someone/something to blame for a problem

(from a TV ad for HD television)