Noun
The act of writing on the back of a note, bill, or other written instrument.
That which is written on the back of a note, bill, or other paper, as a name, an order for, or a receipt of, payment, or the return of an officer, etc.; a writing, usually upon the back, but sometimes on the face, of a negotiable instrument, by which the property therein is assigned and transferred.
Sanction, support, or approval; as, the indorsement of a rumor, an opinion, a course, conduct.
Source: Webster's dictionarythe author got all his friends to write blurbs for his book Source: Internet
a Democrat usually gets the union's endorsement Source: Internet
a star athlete can make a lot of money from endorsements Source: Internet
the cashier would not cash the check without an endorsement Source: Internet
do I hear a second? Source: Internet