endorser

Noun	1.	endorser - someone who expresses strong approval indorser, ratifier, subscriber admirer, booster, protagonist, supporter, champion, friend - a person who backs a politician or a team etc.; "all their supporters came out for the game"; "they are friends of the library"
	2.	endorser - a person who transfers his ownership interest in something by signing a check or negotiable security indorser accommodation endorser - a person who endorses a promissory note without compensation or benefit but simply as a favor to the borrower signatory, signer - someone who signs and is bound by a document

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