(n)- When someone, particularly a female, gets so pissed that she purses her lips into the smallest indication of a mouth possible, resembling the asshole of a ferret, in shape and size.

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)