Yogi n. : A follower of the yoga philosophy; an ascetic.

Example:
What is the techno song on Cartoon Newtork about Yogi Bear?

Taxonomy
yogi, wandering yogi, free encyclopedia, Shambhala Encyclopedia of Yoga, Shambhala Publications, Boston, yogin, Buddhist, the Yoga, search, sculpture, feminine, practitioner, spiritual practice, adherent, Shiva, Samhita, body.

Defination from the web:
yogi (Sanskrit, feminine root: yogini) is a term for a male practitioner of various forms of spiritual practice. ... Chatral Rinpoche for example is a famous wandering yogi from Tibet. The Shiva-Samhita text defines the yogi as someone who knows that the entire cosmos is situated ...