let the cat out of the bag: Idiom Meaning and Origin

What does ‘let the cat out of the bag’ mean?

In the idiom "let the cat out of the bag," the cat represents a secret or hidden information, and letting it out refers to revealing or disclosing it unintentionally.

Idiom Explorer

Uncovering the Elusive Origin

The idiom "let the cat out of the bag" is a commonly used phrase in the English language. It has a figurative meaning that goes beyond its literal interpretation. The facts surrounding this idiom provide insight into its origin, usage, and the message it conveys.

One fact about this idiom is that it has been in usage since at least the 18th century. The precise origin of the idiom, however, remains uncertain. Various theories attempt to explain its roots, but without concrete evidence, these speculations offer little more than educated guesses.

One theory suggests that the idiom originated from the practice of deceitful merchants selling pigs in bags rather than valuable live animals such as cats. If a customer were to purchase a bag, only to discover later that a cat was inside instead of a pig, it would be revealed that the merchant had cheated them. In this context, "letting the cat out of the bag" would mean exposing this deception.

Another theory proposes that the idiom originated from medieval fairs where unscrupulous vendors would place a cat in a bag and sell it as a piglet. If the buyer opened the bag before leaving the fair and the cat escaped, the true nature of the deception would be exposed. Thus, "letting the cat out of the bag" would signify revealing the truth and unraveling a secret.

Regardless of its origin, "let the cat out of the bag" is used to describe the act of accidentally or intentionally disclosing a secret or revealing information that was meant to be kept hidden. The idiom suggests that once information is revealed, it cannot be concealed anymore, just as a cat, once out of the bag, cannot be easily put back inside.

This idiom found widespread usage in various contexts. In interpersonal relationships, it could refer to someone unintentionally revealing a surprise or exposing confidential information. In politics and business, it could describe the release of confidential details, damaging secrets, or unintended disclosures that have far-reaching consequences.

The cat hid a secret in the bag.

The popularity of "let the cat out of the bag" in everyday language is evident in its frequent appearance in literature, films, and other forms of media. This idiom has become deeply ingrained in the lexicon of English speakers, symbolizing the act of revealing hidden truths or exposing deception.

"let on" is another related idiom that shares similarities with "let the cat out of the bag." Both idioms involve the act of revealing information that was meant to be concealed. "Let on" is often used to describe a situation where someone unintentionally or intentionally discloses information or emotions that were meant to be kept secret. It can also refer to someone giving a hint or indication about something without revealing the full details.

"let something slip" is yet another idiom related to "let the cat out of the bag." This idiom refers to the act of accidentally revealing information that was meant to be kept hidden. It implies a sense of carelessness or a lapse in judgment that leads to the unintentional disclosure of a secret or private information.

In addition to these idioms, "look what the cat's dragged in" is another expression that is related to "let the cat out of the bag." This idiom is often used when someone unexpected or undesirable arrives or appears in a situation. It suggests surprise, annoyance, or disapproval, as if the appearance of the person or thing is as unexpected and unappealing as a cat bringing in something unpalatable.

Another related idiom is "see the light of day." This expression refers to something that becomes known or revealed after being hidden or suppressed for a long time. It implies a sense of liberation or enlightenment, as if something previously hidden has finally come to light or been discovered.

Lastly, "loose lip" is an idiom that can also be connected to "let the cat out of the bag". It refers to someone who has a tendency to reveal secrets or sensitive information inadvertently or without thinking. This idiom suggests that someone with a "loose lip" is incapable of keeping secrets or maintaining confidentiality, thus increasing the risk of sensitive information being disclosed.

The intricacies of these idioms, like many others in the English language, reveal the rich tapestry of idiomatic expressions that shape and color our everyday conversations. "Let the cat out of the bag," together with related idioms such as "let on," "let something slip," "look what the cat's dragged in," "see the light of day," and "loose lip," continues to captivate our curiosity and provoke contemplation about the power and consequences of revealing concealed information.

Example usage

Examples of how the idiom "let the cat out of the bag" can be used in a sentence:

  • Sarah accidentally let the cat out of the bag when she revealed the surprise party plans to the birthday boy.
  • John was trying to keep his promotion a secret, but his co-worker let the cat out of the bag by congratulating him in front of everyone.
  • The company's CEO let the cat out of the bag during a press conference by announcing the new product before its official launch.

The idiom "let the cat out of the bag" is often used to describe a situation where a secret or confidential information is revealed, usually unintentionally or prematurely. The phrase implies that the secret or information was supposed to remain hidden or undisclosed, but was unexpectedly made known to others. The image of a cat being released from a bag signifies the disclosure or revelation of something that was meant to be concealed.

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