n.
   - a celebrity's signature written for an admirer.
 - a manuscript or musical score in an author's or composer's own handwriting.
 - a person's handwriting.
 
v.
 write one's signature on.
adj.
 written in the author's own handwriting.
 
  Derivative
  
  Etymology
  C17: from Fr. autographe or late L. autographum, from Gk autographon, neut. of autographos ‘written with one's own hand’.