ə̇nˈdȯrsmənt, en-, -ȯ(ə)s- noun
( -s )
1. : the act or process of writing on the back of a note, bill, or other written instrument
2.
a. : something that is written (as a name or an order for or a receipt of payment) on the back of a note, bill, or other document ; especially : a writing usually on the back but sometimes on the face of a negotiable instrument by which the property therein is assigned and transferred
b. : a provision added to an insurance contract altering its scope or application that takes precedence over printed portions of the policy in conflict therewith
3.
a. : sanction , support , approval
the president's wholehearted endorsement of a policy
against his father's judgment but with his mother's sympathetic endorsement , he decided to be a missionary — K.S.Latourette
b. : recommendation
4. : a reply, comment, or forwarding note added to a letter by an officer or headquarters staff in military communication