An avadhūta is a free renunciant who has cast off every worldly concern and every convention, often appearing mad to others. The Avadhūta Gītā, attributed to the sage Dattātreya, gives a radical nondual teaching in this spirit. The figure recurs in Hindu and tantric lore.
Avadhūta
One who has shaken off all conventions: a liberated sage living beyond social and religious rules.
Also: Avadhuta