keep something under one's hat
Meaning: To keep something secret.
Language: English
Literally: (Already vivid in English)
Category: Daily Life
Origin: This phrase originates from the 1800s, when many men and women wore hats. The idea is to keep a secret in your head, underneath a hat.
More idioms — Daily Life
- keep the ball rolling — To maintain momentum; to keep some process going.
- keep up with the joneses — To have the same standard of living as one's friends and neighbors do.
- keyed up — Full of nervous anticipation; anxious; tense.
- kick the bucket — To die.
- not know someone from adam — To be unable to recognize someone because the person is a stranger.
- know the ins and outs — To be familiar with the details and hidden meanings of an activity or situation.
More English idioms
- kick up one's heels — To have a lively and fun time, usually at a party or dance.
- knock someone for a loop — To shock, surprise, or astound someone.
- not know if one is coming or going — To be confused and disoriented.
- know the ropes — To be familiar with a task or situation.
- knuckle down — To do one's work seriously; to apply oneself fully; to get busy.
- knuckle under — To submit or give in to pressure.
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