When two people like each other but aren't in a relationship. But they have good sex, tell each other secrets, smoke pot together, go to dinner, act like best friends and have people question if they're boning each other or not.

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)