The group of individuals collectively responsible for the failure of a project despite the limited control, if any, the individuals have on its outcome. The group often includes individuals that were not assigned to work on the project, but were given official notice of the projects existence during a meeting, memo, or e-mail.

Commonly, such doomed projects are leaderless or have an ill-suited leader from the start. Ultimately, Executive Management hears of the failure and criticizes the entire group for their incompetence.

A person who is so adept at blaming others for their own behavior or reality that those who are blamed have no awareness of it at all.

Game played by nation´s decision makers and Big Business every time that occurs a major catastrophe.
What individuals play when avoiding responsibility for a failed relationship.

Used when someone does not want to be held accountable for something.

when somebody farts, usually in school, and to avoid embarrassment, blames their chair for being 'squeaky'

blame·storm·ing (blām-stôr-mĭng)
--noun
1. Group session intended to determine responsibility (or blame) for a problem.
2. Method for passing fault onto another.
3. Usually entails ignoring any search for solutions.

It's accusations exchanged among people who refuse to accept sole responsibility for some undesirable event - both in daily conversations as well as discussions regarding sports, politics, etc.
It can be a way to avoid shame, distrust or minor sentiments of agony.