Idiom: Let the Cat Out of the Bag
How to use this listening lesson:
- Listen to the Material
- Check the Transcript
- Solve the Questions
- Review Answer Keys and Explanations
How to use this listening lesson
- Listen to the Material
- Check the Transcript
- Solve the Questions
- Review Answer Keys and Explanations
Transcript
Transcript
The idiom let the cat out of the bag means revealing a secret unintentionally. This expression is believed to have originated from a market scam. In old markets, dishonest sellers would put a cat in a bag, convincing buyers it was a piglet. When the buyer discovered the cat, the secret was out, hence the idiom was born. Today, it is used whenever someone accidentally reveals information. For example, if a person is organizing a surprise party and accidentally mentions it, they have let the cat out of the bag. The surprise is no longer a secret, and the element of surprise is ruined. Another example is when a friend slips up and reveals a confidential detail about a mutual friend. This act of disclosing unintended information is a classic case of letting the cat out of the bag. This phrase emphasizes the importance of keeping information confidential. It’s a reminder to be cautious about what we share and with whom we share it. In professional settings, letting the cat out of the bag could lead to serious consequences. For instance, If an employee accidentally reveals a company’s secret plans, it could result in major financial losses or competitive disadvantage. Understanding the meaning of this idiom helps in everyday communication. It makes conversations more vivid and conveys emotions more effectively. When someone says they let the cat out of the bag, listeners immediately understand that a secret has been revealed. Knowing idioms like this enhances language skills and makes interactions more engaging. Thus, keep secrets carefully to avoid letting any cats out of the bag.
Text Analysis
General Level: B2.6
Vocabulary: B2.2
Verb Form: A2.8
Clause: B1.2
Prosody: C1.1
Phrases and Idioms
Lemma | Count | Sentences |
case of something | 1 | · This act of disclosing unintended information is a classic case of letting the cat out of the bag. |
element of surprise | 1 | · The surprise is no longer a secret, and the element of surprise is ruined. |
help in | 1 | · Understanding the meaning of this idiom helps in everyday communication. |
lead to (something) | 1 | · In professional settings, letting the cat out of the bag could lead to serious consequences. |
make conversation | 1 | · It makes conversations more vivid and conveys emotions more effectively. |
put someone in | 1 | · In old markets, dishonest sellers would put a cat in a bag, convincing buyers it was a piglet. |
result in (something) | 1 | · For instance, If an employee accidentally reveals a company’s secret plans, it could result in major financial losses or competitive disadvantage. |
slip up | 1 | · Another example is when a friend slips up and reveals a confidential detail about a mutual friend. |
Listening Comprehension Exercises
True / False / Not Given
- The origin story of the idiom involves dishonest sellers tricking buyers in old markets.
- Revealing a confidential detail about a mutual friend is considered an example of letting the cat out of the bag.
- Accidentally disclosing a company’s secret plans can result in major financial losses.
It's Your Turn!
Create your multiple choice questions for this listening lesson just in seconds!
Step 1: Click the button to copy the YouTube link
Step 2: Go to
Step 3: Paste the link
Select question type
Click “Create” and your questions will be ready in seconds!
Short Answer Questions
- What does the idiom ‘let the cat out of the bag’ mean?
- What historical practice is believed to have given rise to the idiom ‘let the cat out of the bag’?
- How can accidentally revealing information impact professional settings?
- Why is understanding the idiom ‘let the cat out of the bag’ beneficial in communication?
- What should individuals remember to avoid ‘letting the cat out of the bag’?
Answer Key
True / False / Not Given Answers
- Answer: True
Explanation: The text explains that the idiom originates from a market scam where sellers deceived buyers by selling them cats instead of piglets.
Answer location: “This expression is believed to have originated from a market scam. In old markets, dishonest sellers would put a cat in a bag, convincing buyers it was a piglet.”
- Answer: True
Explanation: The text provides an example where revealing a friend’s confidential detail is a classic case of letting the cat out of the bag.
Answer location: “Another example is when a friend slips up and reveals a confidential detail about a mutual friend.”
- Answer: True
Explanation: The text explains that revealing a company’s secret plans can lead to serious consequences like financial losses.
Answer location: “For instance, If an employee accidentally reveals a company’s secret plans, it could result in major financial losses or competitive disadvantage.”
It's Your Turn!
Create your multiple choice questions for this listening lesson just in seconds!
Step 1: Click the button to copy the YouTube link
Step 2: Go to
Step 3: Paste the link
Select question type
Click “Create” and your questions will be ready in seconds!
Short Answer Answers
- Answer: Revealing a secret unintentionally.
Explanation: The text explicitly defines the meaning of the idiom in the first sentence.
Answer location: “The idiom let the cat out of the bag means revealing a secret unintentionally.”
- Answer: A market scam where sellers put a cat in a bag, deceiving buyers into thinking it was a piglet.
Explanation: The text mentions a specific market scam as the believed origin of the idiom.
Answer location: “In old markets, dishonest sellers would put a cat in a bag, convincing buyers it was a piglet.”
- Answer: It could lead to serious consequences like financial losses or competitive disadvantage.
Explanation: The text describes the possible serious repercussions of revealing secrets in a professional environment.
Answer location: “In professional settings, letting the cat out of the bag could lead to serious consequences. For instance, If an employee accidentally reveals a company’s secret plans, it could result in major financial losses or competitive disadvantage.”
- Answer: It makes conversations more vivid and conveys emotions more effectively.
Explanation: The text explicitly states the advantages of knowing the idiom within the context of communication.
Answer location: “Understanding the meaning of this idiom helps in everyday communication. It makes conversations more vivid and conveys emotions more effectively.”
- Answer: To be cautious about what we share and with whom we share it.
Explanation: The text provides a cautionary note emphasizing the careful handling of information to prevent accidental reveal of secrets.
Answer location: “It’s a reminder to be cautious about what we share and with whom we share it.”