before you can say Jack Robinson
English
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Phrase
before you can say Jack Robinson
- Very quickly; quicker than one expects.
- You have to be careful in that area. They'll have your wallet before you can say Jack Robinson.
- Synonym: before you can say knife
Synonyms
- in the twinkling of an eye
- in two shakes of a lamb's tail
- quick as anything
- quick as a flash
- quick as a fox
- quick as lightning