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English definition of “stuff”

stuff

noun [U]     /stʌf/ informal
B1 used to refer to a substance or a group of things or ideas, etc without saying exactly what they are: There's some sticky stuff on the carpet. They sell bread and cakes and stuff like that. What sort of stuff are you interested in? Can I leave my stuff at your house?Important and essential thingsInformation and messages
(Definition of stuff noun from the Cambridge Learner's Dictionary © Cambridge University Press)

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