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English definition of “bun”

bun

noun (FOOD)    /bʌn/
B2 [C] a small, sweet, usually round cake: a currant bunCakes B2 [C] mainly US a small, round piece of bread, especially one that is cut horizontally and holds a burger: a hamburger bunBread
(Definition of bun noun (FOOD) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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