The Chemster was a cool guy that used to rule the chat rooms in the early computer days, before AIM or other chat programs existed. Now he frequents newsgroups, especially those that specialize in BMW's.

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)