tip one's hand

Definition from Wiktionary, a free dictionary

[edit] English

[edit] Verb

to tip one's hand

1. In card playing, to accidentally reveal one's cards or hand.
2. (idiomatic) To inadvertently reveal any secret, particularly a secret that puts one at an advantage or disadvantage.
   • 1952, "Cause for Alarm," Time, 10 Mar.:

     In Montreal, a 23-year-old pyromaniac tipped his hand by rushing into the fire station a few minutes before the gong rang, shouting: "Where's the fire?"

   • 2004, Randal C. Archibold, "As Edwards’s Race Ends, Talk of No. 2 Spot on Ticket," New York Times, 4 Mar. (retrieved 20 Apr. 2009):

     In a nearly 13-minute address, he did not tip his hand about what he might do next.

[edit] Translations

• Russian: раскрыть карты