tip one's hand

Accidentally reveal one's intentions, as in He avoided any comments on birthdays for fear of tipping his hand about the surprise party . This idiom probably alludes to holding one's hand in such a way that others can see the cards one is holding. [Colloquial; early 1900s]

Common Names:

Name	Pronounced	Usage
Murali	-	Hinduism, Tamil, Indian, Kannada, Telugu, Malayalam, Hindi
Silvestre	seel-BE-stre (Spanish)	Spanish, Portuguese
Osmund	-	Anglo-Saxon
Marianne	mah-ree-AH-nə (German), MAH-ree-ahn-ne (Finnish)	French, English, German, Dutch, Swedish, Norwegian, Danish, Finnish
Keanna	-	English (Modern)
Issy	-	English