Definitions
1.nounA person’s own handwriting, especially the signature of a famous or admired person.
2.nounA manuscript in the author’s handwriting.
3.verbTo sign, or write one’s name or signature on a book etc
4.verbTo write something in one's own handwriting
5.adjectiveWritten in the author’s own handwriting.
6.adjectiveMade by the artist himself or herself; authentic.