Bohemian
noun
1. a native or inhabitant of Bohemia.
2. (usually lowercase) a person, as an artist or writer, who lives and acts free of regard for conventional rules and practices.
3. the Czech language, esp. as spoken in Bohemia.
4. a Gypsy.
adjective
5. of or pertaining to Bohemia, its people, or their language.
6. (usually lowercase) pertaining to or characteristic of the unconventional life of a bohemian.
7. living a wandering or vagabond life, as a Gypsy.
Origin:
1570–80; Bohemi(a) + -an