What is define blurb?

A blurb is a brief and catchy promotional message that is often found on the back cover or inside flap of a book, or on a movie poster. Its purpose is to entice readers or viewers to buy or watch the product. A blurb typically provides a summary of the content, highlights the key features or benefits, and may include endorsements or praise from well-known figures or media outlets. A well-written blurb can be a powerful marketing tool that helps to generate interest and build anticipation for the product.