the dumb-assery of the press led to an immediate breakdown in communications, causing the riot to escalate into a battle between the police and the citizens
the practice of acting [foolish] or saying something foolish when the circumstance calls for an [intelligent] response
"the dumb-assery of the press led to an immediate breakdown in communications, causing the riot to escalate into a battle between the police and the citizens" What is the definition of "dumb-assery"?