arbiter elegantiarum

noun arbiter el·e·gan·ti·a·rum \-ˌe-lə-ˌgan-shē-ˈa-rəm, -ˈer-əm\

Definition of ARBITER ELEGANTIARUM

: a person who prescribes, rules on, or is a recognized authority on matters of social behavior and taste

Latin, literally, arbiter of refinements

First Known Use: 1728

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