The expression derives from the common idiom or "Zip it," which means to stop talking or keep a secret. When used as a hypothetical (If I had a zipper...), it often conveys:
To rein in your tongue (exercise self-control over what you say). "Zip it": A direct, sometimes rude, command to be quiet. Zipper, Zip up, Unzip and a few Useful English Sentences Agar mere muh meinzip
Indicating that someone is trying very hard not to reveal a confidential piece of information. The expression derives from the common idiom or
The phrase (If there were a zipper on my mouth) is a figurative expression used in Hindi and Urdu to describe a state of enforced or self-imposed silence. It is often used humorously or dramatically to suggest that the speaker is being prevented from speaking their truth or that they are choosing to remain quiet to avoid trouble. Core Meaning and Usage Zipper, Zip up, Unzip and a few Useful
A person might say this when they are angry but choose not to argue back to keep the peace.
In some contexts, it can be a more somber metaphor for a lack of freedom of speech or the inability to protest against injustice. Contextual Interpretations