before you can say Jack Robinson
"before-you-can-say-jack-robinson" is a 27-letter English headword indexed on PlainSpell.
The verdict
“before you can say Jack Robinson” is uncommon English (outside the top frequency list), classed as a phrase. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 32
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Very quickly; quicker than one expects.
Corpus desk
Index EN-before-you-can-say-jack- · before you can say Jack Robinson · English
before you can say Jack Robinson · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-MEGA 32 letters
- VOW-13 13 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "B" thin
- PHOTO-UNK Peer pending
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
| Property | Value |
|---|---|
| Headword | before you can say Jack Robinson |
| Language | English |
| Part of speech | Phrase |
| Letters | 32 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “before you can say Jack Robinson” in English
Rare enough to double-check
before you can say Jack Robinson is uncommon English outside the top frequency list, classed as aphrase. Rarity is why readers land here mid-draft. Gloss: "Very quickly; quicker than one expects.".
before you can say Jack Robinson doesn't appear in our generated misspelling index, suggesting the orthography follows predictable English patterns. It is not paired with a close-neighbour confusable in our dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.
Etymologically, the entry records: Uncertain. There is some speculation that this is a reference to Sir John Robinson, the Lieutenant of the Tower of London from 1660 to 1680 and Lord Mayor of London in 1662, but there is nothing known about him that is associated with speed (Samuel Pepys ca… The correct English form is before you can say Jack Robinson, spelled B-E-F-O-R-E- -Y-O-U- -C-A-N- -S-A-Y- -J-A-C-K- -R-O-B-I-N-S-O-N.
Definition
- 1Very quickly; quicker than one expects.
Recorded use
Wiktionary examplesThese source excerpts show how before you can say Jack Robinson appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
You have to be careful in that area. They'll have your wallet before you can say Jack Robinson.
To men so generally enlightened as our colonial masters are, we should rather feel ourselves indebted for a rebuke than presume to offer one; and yet a vessel vanishes; she's out of sight before you can say Jack Robinson; and the master prefers travelling with such of his crew as have abstained from joining the marauders, three or four hundred miles a foo…
Etymology
Uncertain. There is some speculation that this is a reference to Sir John Robinson, the Lieutenant of the Tower of London from 1660 to 1680 and Lord Mayor of London in 1662, but there is nothing known about him that is associated with speed (Samuel Pepys called him as “a talking bragging bufflehead.”), and the phrase does not appear in print until 1778.
Synonyms
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.