Haitian Stacking
When multiple things such as boxes, shelves, books, cases, etc are stacked in a manner that is perfectly fine as long as there are no sudden vibrations or jolts. Similar to real life Haitian houses built in precarious locations.
Person 1: "Those moving boxes have Haitian stacking"
Person 2: "Well just like Haitian houses, they're fine enough unless there's an earthquake."
Person 2: "Well just like Haitian houses, they're fine enough unless there's an earthquake."