bou·le·vard·ier : noun ˌ bu̇-lə-ˌvär-ˈdyā, ˌbü-, -ˈdir

Definition of BOULEVARDIER:

 a frequenter of the Parisian boulevards; a person who frequents the most fashionable Parisian locales. broadly : man-about-town

Origin of BOULEVARDIER:
French, from boulevard
First Known Use: 1871