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English definition of “upset”


adjective (ILL)    /ʌpˈset/ informal
B2 If you have an upset stomach you feel slightly ill , especially because of something you have eaten or drunk : I've got an upset stomach / tummy - serves me right for eating so much.Digestive disorders
(Definition of upset adjective (ILL) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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