An Infantry soldier who goes from house to house kicking down doors and storming entrances

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)

an Infantry soldier, tough guy, one who like to be rough.

A wanker. One who spends much time masturbating. Used as such because of a reflex leg action whilst reaching climax.