Your own owned portion of a value of an asset (financial). In legal terms Fairness.

 

"An equity joint venture is a company put together by multiple companies, each holding shares as agreed in the formation."

 

"Because of debt, we have very little equity in our company."

 

"Private equity was a major form of venture capital in the dot com boom."

 

"With Full Life insurance, you will usually have equity in your policy within the first three years. This is often called cash value."