As the English phrase "running amok" implies, the syndrome is characterized by sudden outbursts of indiscriminate aggression or murderous rage that are completely unprovoked or that are triggered by trivial slights.
The British Government undertook in addition to afford their good offices to the Sheikh in the event of unprovoked aggression by land.
Peace then prevailed till Carcalla's unprovoked attack on Parthia in 216, after he had reduced Osroene to a province.
An unprovoked attack from the boy next above him led to a fight, in which Newton's pluck gave him the victory.
He grew still more irritable, and it was Princess Mary who generally bore the brunt of his frequent fits of unprovoked anger.