From WordNet (r) 2.0 (August 2003) [wn]:
autograph
n 1: something written by one's own hand
2: a person's own signature [syn: John Hancock]
v : mark with one's signature; "The author autographed his book"
[syn: inscribe]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Autograph \Au"to*graph\, n. [F. autographe, fr. Gr. ?
autographic; ? self + ? to write.]
That which is written with one's own hand; an original
manuscript; a person's own signature or handwriting.
[1913 Webster]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Autograph \Au"to*graph\, a.
In one's own handwriting; as, an autograph letter; an
autograph will.
[1913 Webster]