Definition of sun city:
(n) :
A number of places in the United States:
(n) :
A census-designated place in Maricopa County, Arizona.
(n) :
A community for senior citizens in Summerlin, Clark County, Nevada.
(n) :
An unincorporated community for senior citizens in Beaufort County and Jasper County, South Carolina; in full, Sun City Hilton Head.
(n) :
An age-restricted planned community Georgetown, Williamson County, Texas; in full, Sun City Texas.
(n) :
A neighbourhood of Menifee, Riverside County, California.