Avadhuta can be loosely defined as an ascetic who has renounced all worldly attachments and connections. The term is applied to Hindu, Jaina and Buddhist saints. In Avadhuta Upanishad , Dattatreya explains that the Avadhuta Yogi shakes off the bondages of the world, varna (classes) and ashrama (stages of life). A true Avadhuta does not belongs to any sect. He is merged in the Supreme Truth. For a man of the world, he might look like a lunatic. But who is a lunatic one who is madly chasing the world or one who has rejected the world. However, scholars are scholars and they have filled books with various classifications of Avadhutas. The important categories are: Brahma Avadhuta, Shaivavadhuta Viravadhuta and Kulavadhuta The first two worships Brahma and Shiva. The third can be categorized as a hardcore Shiva devotee. Those in this category have matted and scattered hair, wears a garland of bones or rudraksha, smears ash over his body, carries stick, deerskin