Definition of Floterial district
Term used to refer to a legislative district which includes within its boundaries several separate districts or political subdivisions which independently would not be entitled to additional representation but whose conglomerate population entitles the entire area to another seat in the particular legislative body being apportioned. Davis v. Mann, Va„ 377 U.S. 678, 84 S.Ct. 1441, 1446, 12 L.Ed.2d 609.
That's the definition of Floterial district in Black's Law Dictionary 6th Edition. Courtesy of Cekhukum.com.