ex ‧ hi ‧ bi ‧ tion ‧ ist /ˌeksəˈbɪʃ ə nəst, ˌeksɪˈbɪʃ ə nəst/ BrE AmE noun [countable]
1 . someone who likes to make other people notice them – often used to show disapproval
2 . medical someone who has a medical condition that makes them want to show their sexual organs in public places
—exhibitionist adjective