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English definition of “smart mouth”

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smart mouth

noun [C usually singular] uk   US informal us  
If someone has or is a smart mouth, they speak to other people in a way that shows little respect.
smart-mouthed
adjective uk   /ˌsmɑːtˈmaʊðd/ us    /ˌsmɑːrt-/
a smart-mouthed little brat
Translations of “smart mouth”
in Chinese (Traditional) 愛貧嘴的人, 愛耍嘴皮子的人…
in Chinese (Simplified) 爱贫嘴的人…
(Definition of smart mouth from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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