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English definition of “a boot/kick up the/your backside”

a boot/kick up the/your backside

slang
the act of telling someone forcefully to start doing something more quickly or actively: She's so lazy - she needs a good boot up the backside.Chastising and rebuking
(Definition of a boot/kick up the/your backside from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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Translations of “a boot/kick up the/your backside”

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