"Best Seller" refers to a product or item that is selling exceptionally well in a given market or industry. It is a term used to indicate that a particular product is popular and in high demand among consumers.

Best sellers can vary across different industries, markets, and time periods. The popularity of a product can be influenced by factors such as its quality, price, features, marketing efforts, customer reviews, and current trends. Identifying and promoting best-selling products can be beneficial for businesses as it can help drive sales and generate revenue.

Retailers and online marketplaces often have sections or labels for "best sellers" to showcase the most popular and highly sought-after products in their inventory. These sections serve as a reference point for customers who are looking for reliable and popular items.

It's important to note that best-selling products can change over time as consumer preferences, market trends, and competition evolve. Therefore, regularly monitoring the market and staying updated on customer demands is essential for businesses to identify and capitalize on new best-selling opportunities.