“Run amok” comes from Malay *amuk*, a word for a violent frenzy or attack. English writers adopted the term centuries before Captain James Cook’s Pacific voyages: it appears in English records by the late 16th or 17th century, often spelled *amuck*. The exact first use is difficult to pin down, but Cook did not introduce the word. His 18th-century journals are among the later accounts that helped make it familiar to English readers.
Early European descriptions often focused on people in Southeast Asia who suddenly attacked others, sometimes in public places. Those reports brought the word into English, but they also reflected the observers’ limited understanding and could sensationalize what they saw. The Malay term had its own local meanings and context; it should not be treated as a simple name for a single, clearly defined condition. The phrase’s history is therefore better traced through the word’s journey into English than through one dramatic incident.
Over time, *run amok* broadened from its association with violent attacks to mean losing control or behaving wildly. Today it is often used figuratively, without any implication of actual violence: a plan, a rumor, or a group of people can “run amok.” The spelling *amuck* remains in use, but *amok* is now the more common form. Cook’s accounts may have reinforced the term’s visibility, but the familiar claim that he brought it into English overlooks its earlier history.
After the meeting, the discussion ran amok, with everyone talking over everyone else. When the sprinklers malfunctioned, water ran amok through the lobby. These uses show how the phrase can describe disorder that is merely chaotic, not dangerous.
The phrase endures because it gives a vivid name to the moment when something seems to break free of its limits.