Accumulating and storing large amounts of something for future use, usually supplies or resources.
From 'stock' (a supply kept on hand) and 'pile' (a heap). During WWII, the term became common for wartime hoarding of essential materials.
During the 2020 pandemic, people stockpiled toilet paper of all things—the sudden shortage wasn't due to manufacturing problems but mass psychology, making it a fascinating study of collective behavior!
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