Someone, usually female, who not only wants to be the center of attention, but who specifically seeks highly visible opportunities to act self-righteous at the expense of others, in order to receive temporary affections from cohorts, so as to validate their own fragile sense of self-worth. Also known as S.A.W.
A group of Sanctimonious Attention Whores is called a "Squabble". A male courtier, or loud-mouthed defendent/apologist, of a Sanctimonious Attention Whore is called a "SAW John" or "Squawker".
Political pundit, Ann Coulter, is a sanctimonious attention whore. Media host, Bill O'Reilly, when he defends Ann Coulter, is a SAW-John.