Meaning: To keep something a secret or to not reveal information.
Usage in Example Sentences:
- “I have a new job offer, but I’m keeping it under my hat until everything is finalized.”
- “He found out some surprising news but promised to keep it under his hat.”
- “She’s planning a big surprise party, so keep it under your hat!”
Origin: This idiom is thought to have originated in England in the 19th century. Hats were often used to conceal objects, and the phrase came to metaphorically mean keeping information hidden or not revealing it. The hat acts as a symbol for discretion and secrecy.
