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English definition of “bun”

bun

noun [C]
 
 
/bʌn/
CAKE UK B2 a small, round cake: an iced bunCakes
BREAD B2 a small, round piece of bread: a hamburger/hot cross bunBread
HAIR a hairstyle in which the hair is arranged in a small, round shape on the back of the headHairstyles
(Definition of bun from the Cambridge Learners Dictionary © Cambridge University Press)
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