Definition, Meaning & Synonyms
keep-something-under-your-hat
idiom
/kiːp ˈsʌmθɪŋ ˌʌndər jʊər hæt/

Definition
To keep something a secret or to not disclose information about it.

Examples
- She decided to keep her promotion under her hat until the official announcement.
- He has been keeping his plans for the vacation under his hat.

Meaning
This phrase means to refrain from sharing information that is not intended for others to know.

Synonyms
- keep secret
- keep quiet
- conceal
- hide