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Definition of uncool adjective from the Oxford Advanced Learner's Dictionary

uncool

adjective
 
/ˌʌnˈkuːl/
 
/ˌʌnˈkuːl/
(informal)
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  1. not considered acceptable by fashionable young people
    • My kids tell me my hairstyle is really uncool.
    opposite cool
See uncool in the Oxford Advanced American Dictionary
buttercup
noun
 
 
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