We found one dictionary that defines the word keep her cards close to the chest:

General (1 matching dictionary)

1. keep her cards close to the chest: Merriam-Webster

▸ Words similar to keep her cards close to the chest ▸ Usage examples for keep her cards close to the chest ▸ Idioms related to keep her cards close to the chest ▸ Wikipedia articles (New!) ▸ Words that often appear near keep her cards close to the chest ▸ Rhymes of keep her cards close to the chest ▸ Invented words related to keep her cards close to the chest