/ ˈɔːtəgrɑːf; NAmE -græf/ noun , verb
■ noun
a famous person's signature, especially when sb asks them to write it :
Could I have your autograph?
■ verb
[ vn ] ( of a famous person ) to sign your name on sth for sb to keep :
The whole team has autographed a football, which will be used as a prize.
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WORD ORIGIN
early 17th cent.: from French autographe or late Latin autographum , from Greek autographon , neuter of autographos written with one's own hand, from autos self + graphos written.