Never

Spoilt youth with big curly hair, teared clothes and drowned in...smoke..can be appeared in mind when we use this word
have seen a few...

I am yet to come across one such.

They are a thing of past.
You can see them in movies like Hare Rama Hare Krishna in the Dum Maro Dum scene

The hippie subculture was originally a youth movement that arose in the United States during the mid-1960s and spread to other countries around the world. The word 'hippie' came from hipster, which was initially used to describe beatniks who had moved into San Francisco's Haight-Ashbury district. The origins of the terms hip and hep are uncertain, though by the 1940s both had become part of African American jive slang and meant "sophisticated; currently fashionable; fully up-to-date"

The hippie subculture was originally a youth movement that arose in the United States during the mid-1960s and spread to other countries around the world.The word 'hippie' came from hipster, which was initially used to describe beatniks who had moved into San Francisco's Haight-Ashbury district. The origins of the terms hip and hep are uncertain, though by the 1940s both had become part of African American jive slang and meant "sophisticated; currently fashionable; fully up-to-date"Hippie fashions and values had a major effect on culture, influencing popular music, television, film, literature, and the arts. Since the 1960s, many aspects of hippie culture have been assimilated by mainstream society. The religious and cultural diversity espoused by the hippies has gained widespread acceptance, and Eastern philosophy and spiritual concepts have reached a larger audience. The hippie legacy can be observed in contemporary culture in myriad forms, including health food, music festivals, con ...more