Verb
be unleashed; emerge with violence or noise
run away from confinement
Source: WordNetI'm not concerned about all hell breaking loose, but that a PART of hell will break loose... it'll be much harder to detect. George Carlin
The new Germany is a democracy. So was the old Germany, or it tried to be: but then the Nazis got on, and Hell broke loose. It can break loose anywhere: all people have hellish propensities. Clive James
It is the fool's sheep that break loose twice. Ghana Proverb
His anger exploded Source: Internet
The convicted murderer escaped from a high security prison Source: Internet
He eats the contents of one, but then the others all begin to hatch, and hell (or rather, spiders, though there's not much difference in the episode) break loose. Source: Internet