ˈekˌsərb, ˈegˌzərb noun
( -s )
Etymology: ex- (I) (out of) + -urb (as in suburb )
: a region or district outside a city and usually beyond its suburbs that is inhabited chiefly by well-to-do families
the exurb is generally further from New York than the suburb on the same railway line — A.C.Spectorsky
the city, the suburbs, and the exurbs — H.S.Commager