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English definition of “you'll be lucky!”

you'll be lucky!

(also you should be so lucky!) UK informal
said in order to tell someone that they are very unlikely to get what they want: "She's going to ask for a salary increase." "She'll be lucky!"
(Definition of you'll be lucky! from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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Translations of “you'll be lucky!”

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