before you can say Jack Robinson Meaning in the Cambridge English Dictionary Cambridge dictionaries logo

Meaning of “before you can say Jack Robinson” in the English Dictionary

"before you can say Jack Robinson" in British English

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before you can say Jack Robinson

old-fashioned informal used to say that something ​happens very ​quickly: Before you could say Jack Robinson, she'd ​jumped into the ​car and ​driven away.
(Definition of before you can say Jack Robinson from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)
Translations of “before you can say Jack Robinson”
in Chinese (Simplified) 转瞬间,一眨眼…
in Chinese (Traditional) 轉瞬間,一眨眼…
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