Legal Definition
Par value is the monetary face amount of a security, typically a stock or bond, which represents the initial price at which the security is issued. It is the fixed dollar amount that determines the nominal value of the security, often used in financial calculations and legal documentation.
Plain-English Translation
Imagine a piece of paper that represents money; the par value is the exact dollar amount printed on it when it first comes to life. It's the official price tag for the security.