Idioms

keep (something) under one's hat
to keep a secret, to not tell something
My coworker will not say where he is going for his holiday. He wants to keep it under his hat.

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  • keep (something) under wraps
  • keep a civil tongue
  • keep a close rein on (someone or something)
  • keep a close watch on (someone or something)
  • keep a close watch over (someone or something)
  • keep a secret
  • keep a stiff upper lip
  • keep a straight face
  • keep a tight rein on (someone or something)
  • keep abreast of (something)
  • Idioms Quiz
  • hands down
  • birthday suit
  • have a heart-to-heart talk (with someone)
  • knock (someone) dead
  • take to (someone or something)
  • wet one's whistle
  • get well
  • frighten (someone) to death
  • seventh heaven
  • get one's way


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