au naturel UK /əʊ næt͡ʃʊˈɹɛl/US /ˌoʊ ˌnætəˈɹɛl/adjective 5adverb 5 adjective5 •In a natural state; without any artificial change; natural; also, done in a way to appear natural. •Of a person: not wearing makeup and with one's natural hair colour.This is my au naturel look. How do you like it? •Of a person (especially a woman): having untrimmed pubic hair.She prefers to keep her private parts au naturel. •Of food: prepared or served raw or very simply cooked. •(humorous) Of a person: in a state of not wearing clothes; in the nude, naked.Bella was au naturel for that photo session. adverb5 •In a natural state; without any artificial change; naturally; also, in a way to appear natural. •Of the action of a person: in a manner without makeup and with one's natural hair colour.Well, few of us are blessed with flawless complexions such as yours, so if you want to go au naturel, that's fine by me. — 2013 •Of the action of a person (especially a woman): in a manner with untrimmed pubic hair. •Of the preparation or serving of food: in a raw or very simply cooked manner.Our chef insists on preparing this cut au naturel. •(humorous) Of the action of a person: in a naked manner; without clothes; in the nude, nakedly.Bella loved posing au naturel for the artist.