(UK, Ireland, Commonwealth) A small pouch attached to a belt that is worn on the outside of clothing around the waist and used for holding small personal items.
There is no queue at Burger King in Gibraltar. To lure customers, they give you a free plastic bum bag with every Whopper Meal.
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The aesthetic vocabulary of how people dress now — quiet luxury, coquette, mob wife, coastal grandmother, Y2K core, and every "-core" that came after.
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