A person of the hindu religion, also a term used for somebody who doesn't want to kill an animal for some unknown reason. Hindu can be interchangeable for hippie if you feel like making fun of a vegetarian.
Billy: But I don't want to kill the deer, dad!
Billy's Dad: Quit being such a God damned Hindu and shoot it, here, I'll do it for you.
Billy: Bambi! Noooooooo!!