I. au ‧ to ‧ graph 1 /ˈɔːtəɡrɑːf $ ˈɒːtəɡræf/ BrE AmE noun [countable]
[ Date: 1600-1700 ; Language: Late Latin ; Origin: autographum , from Latin autographus 'written with your own hand' , from Greek , from auto- ( ⇨ ↑ auto- ) + -graphos 'written' ]
a famous person’s signature that they give to someone who admires them:
Can I have your autograph?
a player who would always sign autographs and chat with fans
II. autograph 2 BrE AmE verb [transitive]
if a famous person autographs a book, photograph etc, they sign it:
a shirt autographed by the whole team