bo ‧ he ‧ mi ‧ an /bəʊˈhiːmiən, bə- $ boʊ-, bə-/ BrE AmE adjective
[ Date: 1800-1900 ; Origin: Bohemian 'of Bohemia, area and former country in the Czech Republic' ; because of an association between Bohemia and traveling artists and gypsies ]
living in a very informal or relaxed way and not accepting society’s rules of behaviour:
bohemian cafés frequented by artists, musicians, and actors
—bohemian noun [countable]