play (something) close to (one's) chest(redirected from play something close to their chests)
play (something) close to (one's) chest
To keep one's plans, intentions, or tactics secret from everyone else. Refers to holding one's playing cards close to one's chest in a card game, so as not to allow other players to see one's hand. We're all curious about what the boss has been discussing in those meetings with the lawyers, but she's playing it close to her chest. Sorry for not being more straightforward about my plans, but I'm playing this one close to the chest for the time being.
play it close to one's chest
Be secretive or cautious, give nothing away, as in We've no idea how many tickets they sold; they play it close to their chests. This expression, which is also put as play one's cards close to one's chest, alludes to holding one's cards up against one's chest, so that no one else can see them. [Slang; mid-1900s]