"Let the cat out of the bag" is a common idiom that means to reveal a secret. The spelling of this phrase is straightforward, with each word being pronounced as they are spelled: /lɛt ðə kæt aʊt əv ðə bæɡ/. The "e" in "let" is pronounced as "eh" and the "a" in "bag" is pronounced as "ae". The phrase likely originated from a practice of deceiving others by substituting a cheaper animal, such as a cat, for a more expensive one, like a pig, before revealing the deceit.
Let the cat out of the bag is an idiomatic expression that refers to the act of revealing a secret or disclosing previously confidential information, usually unintentionally. The origins of this phrase can be traced back to medieval markets, where traders would often sell live animals like piglets or rabbits. It was common for dishonest vendors to replace the valuable animal with a less valuable one, such as a cat, and then secretly hand it over to the buyer in a bag. If the buyer discovered the deception before opening the bag, they would have "let the cat out of the bag" and that would reveal the scam.
In its modern usage, the phrase signifies the inadvertent revelation of concealed information, often causing surprise or disappointment. It implies the act of unintentionally exposing a secret, which was meant to be kept hidden. This expression can be used in various contexts, such as personal relationships, business transactions, or political affairs. For example, a person might let the cat out of the bag by accidentally revealing a surprise party, disclosing confidential company plans, or unintentionally spilling the beans on a hidden agenda.
Overall, "let the cat out of the bag" is a popular phrase that vividly illustrates the idea of unintentionally exposing a secret or confidential information, drawing upon the imagery of an animal being unexpectedly released from its concealed location.