Noun
The central part, usually cylindrical, of a wheel; the nave. See Illust. of Axle box.
The hilt of a weapon.
A rough protuberance or projecting obstruction; as, a hub in the road. [U.S.] See Hubby.
A goal or mark at which quoits, etc., are cast.
A hardened, engraved steel punch for impressing a device upon a die, used in coining, etc.
A screw hob. See Hob, 3.
Source: Webster's dictionaryAmerica is a nation with no truly national city, no Paris, no Rome, no London, no city which is at once the social center, the political capital, and the financial hub. C. Wright Mills
It would be foolish to describe the logistics hub as merely ugly, for it has the horrifying, soulless, immaculate beauty characteristic of many of the workplaces of the modern world. Alain de Botton
Because Chicago was to radio what Hollywood was to films and Broadway was to the theatre: it was the hub of radio. Mel Torme
My ideal of womanhood has always been the pioneer woman who fought and worked at her husband's side. She bore the children, kept the home fires burning; she was the hub of the family, the planner and the dreamer. Lucille Ball
South Wales is a hub of aviation. Bruce Dickinson
Man makes a great fuss about this planet which is only a ballbearing in the hub of the universe. Christopher Morley