In business what is a cash cow?

A consistently profitable business, property, or product whose profits are used to finance a company's investments in other areas

A cash cow is often a profitable product or service that dominates a market and generates far more cash than is needed to maintain its market position. Companies may use the money from the cash cow to develop new products or to acquire other businesses. The term cash cow is also used to describe a division or segment of a company that consistently generates substantial amounts of excess cash.

The product/service which generates most of the company's company's revenue without the need to reinvest in it.

A business that generates lots of net proffit (cash) and that has achieved maturity