Keep Your Cards Close to Your Chest
To keep your cards close to your chest is to keep your plans or intentions secret. The metaphor is transparently connected with concealing a hand of playing cards, but exact dating is uncertain. The reviewed history source explicitly warns that popular 1860s-origin claims lack citations and treats mid-twentieth-century figurative evidence as the safer documentary floor.
It means to keep your plans, intentions, or strategy secret so other people cannot anticipate what you will do.
Key details
What the evidence supports
The modern idiom grows from the card-game practice of concealing one’s hand.
The metaphor is direct and supported by the reviewed secondary history, but this does not establish a single coinage event.
The figurative idiom definitively originated in 1860s American poker culture.
The reviewed history source notes that popular 1860s claims circulate without citations; this guide does not promote them.
Documented timeline
- Date unresolved
Figurative cliché securely attested in secondary reference summary
The reviewed history summary places secure figurative evidence in the mid-twentieth century.
- 1961
Literary example reported from The Pale Horse
The history summary cites Agatha Christie’s The Pale Horse as an early literary example.
Variants
Current Cambridge form.
Cambridge lists keep/hold wording.
History summary reports the vest form as a common American variant.
Meaning over time
Protected hand of cards
The image is of concealing cards from other players.
Conceal plans or strategy
The modern idiom generalizes the card-game strategy to plans and intentions.
Further guidance
Card Game Metaphor
The metaphor fits card play: hidden cards prevent opponents from learning your hand or strategy.
Contextual Examples
“During the negotiation, both sides kept their cards close to their chests.”
“She has not announced the date yet” is neutral if you do not know whether secrecy is strategic.
Dating Boundary
The reviewed history summary treats uncited 1860s claims cautiously and identifies mid-twentieth-century figurative evidence as the safer attested period.
Meaning
Cambridge defines the idiom as keeping your intended actions secret.
Meaning Boundary
It implies strategic secrecy or reserve, not merely privacy about unrelated personal matters.
Practical Use
Use it when someone deliberately withholds plans, intentions, information, or strategy so others cannot anticipate the next move.
Tone Boundary
Informal and can imply competitiveness or distrust; use neutral wording when you do not want to suggest motive.
Sources and evidence
Sources are shown with the role they play in this guide. Historical or style-sensitive claims are kept within the evidence boundary described above.
- Keep/hold your cards close to your chest (opens in a new tab)Cambridge Dictionary · Current meaning and canonical variants
- Keep your cards close to your chest — meaning and origin (opens in a new tab)Strange Phrases · Conservative history summary, regional chest/vest forms, and dating uncertainty