is the opposite of doing a divebomb (going down towards body)with a whammy bar on a Guitar. mostly heard from Dimebag Darrells music where he would pull off a harmonic dip the bar and bring it up (requires a floydrose style bridge for really high squeals)

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)