County jail
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
A place of incarceration for the punishment of minor offenses and the custody of transient prisoners, where the ignominy of confinement is devoid of the infamous character which an imprisonment in the state jail or penitentiary carries with it.
U. S. v. Greenwald (D. C.) 64 Fed. 8