Originally Posted by wiki
Bohemianism is the practice of an unconventional lifestyle, often in the company of like-minded people and with few permanent ties. It involves musical, artistic, literary or spiritual pursuits. In this context, Bohemians may or may not be wanderers, adventurers, or vagabonds.
This use of the word bohemian first appeared in the English language in the nineteenth century to describe the non-traditional lifestyles of marginalized and impoverished artists, writers, journalists, musicians, and actors in major European cities.