Definition of TESTAMENTARY BENEFICIARY: (noun) / a person in whose favor a disposition of property is made by will (New York Estates, Powers & Trusts Law § 1-2.18)
Plain English translation: a person entitled to property under a will.
Example: Bob’s last will includes the following clause: “I leave my Rolex watch to my son, Dylan.” Dylan is a testamentary beneficiary of his father’s last will.