Webster's Revised Unabridged Dictionary · 1913

Uptown

Uptown , adverb

To or in the upper part of a town; as, to go uptown. [Colloquial United States]

Uptown , adjective

Situated in, or belonging to, the upper part of a town or city; as, a uptown street, shop, etc.; uptown society. [Colloquial United States]