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English definition of “upside down”

upside down

adverb    
B2 turned so that the part that is usually at the top is now at the bottom: One of the pictures had been hung upside down. Turn the jar upside down and shake it.Turning upside down
(Definition of upside down adverb from the Cambridge Learner's Dictionary © Cambridge University Press)

Definitions of “upside down” in other dictionaries

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