bohemian

Short definition from Wiktionary

Noun

1. 1
   A person, especially an artist or writer, who lives an unconventional or nonconformist lifestyle.
2. 2
   A native or resident of Bohemia.
3. 3
   A Gypsy, a Romani.
4. 4
   Alternative letter-case form of bohemian; someone known for flouting social conventions, especially someone involved in the arts.

Adjective

1. 1
   Unconventional, especially in habit or dress.
2. 2
   Of, or relating to Bohemia or its language.
3. 3
   Alternative letter-case form of bohemian; unconventional in habit or dress.

Proper noun

1. 1
   The Czech language.