Crafty euphemism for Not Really.
Word used to indicate that the speaker possesses no evidence whatsoever to back up his assertion and prefers instead to exhume the corpse of George Orwell, then force the 1984 author's grinning, clattering bones to dance mechanically to the speaker's tune.
"Those who demonstrated in support of the Ba'athist regime were not marching in support of peace - they were objectively pro-Saddam."
"Whoah, dude, cool skeleton! Hey, make him do the hula!"