What is definition coined?

The term coined refers to the act of creating a new word or phrase that has never been used before. This can be done for a variety of reasons, such as to describe a new concept or to provide a catchy name for a product or brand. The word or phrase is usually considered "coined" when it is first introduced and gains acceptance among speakers of the relevant language. The person who invents the new term is often credited with its creation and may become known for their linguistic innovation.