"the devil's abroad", i.e., destruction and death from wild and furious forces are eminent; all hell has broken loose.
Reference, * Gillespie*, Sir Henry John Newbolt's poetic account of the Vellore Mutiny of 1806
"The Devil's abroad!" , shouted the deck hand as the giant fish rammed the flailing craft and stove in its timbers.
by korbo1 March 12, 2017
Get the devil's abroad mug.