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English definition of “don't worry your pretty little head”

don't worry your pretty little head

informal humorous
used to tell someone not to worry: "What about all the work that needs doing in the kitchen?" "I'll sort that out - don't worry your pretty little head about it!"Anxious and worried
(Definition of don't worry your pretty little head from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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