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English Idioms about "Animals"

Let the cat out of the bag

English Idiom

Meaning: To reveal a secret or disclose information that was meant to be kept confidential. It often happens unintentionally, causing surprise or sometimes even trouble.
Origin: The phrase 'Let the cat out of the bag' dates back to the 18th century. It originated from market vendors who would deceive buyers by substituting a cat for a piglet in a sack. When the buyer opened the bag, the cat would be revealed, exposing the trickery.
A surprised woman holding a glowing jar with magical symbols and light emerging from it in a dimly lit room
OpenAI's DALL-E generated image

Examples

  • Despite her best efforts to keep it a surprise, Jenna let the cat out of the bag about the birthday party.
  • During the interview, the CEO let the cat out of the bag about the upcoming merger, causing a stir in the industry.
  • He accidentally let the cat out of the bag about their vacation plans while chatting with friends.
  • The politician let the cat out of the bag during the debate, revealing details about the new policy before it was officially announced.
  • I didn't mean to let the cat out of the bag, but I mentioned the project we're working on to the client.
  • While discussing the new software, the developer let the cat out of the bag about the unreleased features.
  • She let the cat out of the bag about the engagement while talking to a coworker, who then spread the news.
  • The teacher accidentally let the cat out of the bag about the surprise guest speaker for the class.
  • When asked about the marketing campaign, he let the cat out of the bag regarding the hidden discounts.
  • In a moment of excitement, she let the cat out of the bag about the company's rebranding plans.