INDORSEMENT n. 3 definitions
Sanction, support, or approval; as, the indorsement of a rumor, an opinion, a course, conduct. Blank indorsement. See under Blank.
NEGOTIABLE a.
Capable of being negotiated; transferable by assigment or indorsement to another person; as, a negotiable note or bill of exchange. Negotiable paper, any commercial paper transferable by sale or delivery and indorsement, as bills of exchange, drafts, checks, and promissory notes.