HUB
hub
(noun) the central part of a car wheel (or fan or propeller etc) through which the shaft or axle passes
hub
(noun) a center of activity or interest or commerce or transportation; a focal point around which events revolve; “the playground is the hub of parental supervision”; “the airport is the economic hub of the area”
Source: WordNet® 3.1
Etymology
Noun
hub (plural hubs)
The central part, usually cylindrical, of a wheel; the nave.
A point where many routes meet and traffic is distributed, dispensed or diverted.
A central facility providing a range of related services, such as a medical hub or an educational hub
(networking) A computer networking device connecting several Ethernet ports. See switch.
(surveying) A stake with a nail in it, used to mark a temporary point.
A male weasel; a buck; a dog; a jack.
(obsolete) The hilt of a weapon.
(US) A rough protuberance or projecting obstruction.
(video games) An area in a video game from which most or all of the game's levels are accessed.
A goal or mark at which quoits, etc, are thrown.
A hardened, engraved steel punch for impressing a device upon a die, used in coining, etc.
A screw hob.
A block for scotching a wheel.
Synonyms
• (video games): hub world
Anagrams
• Buh, hbu
Source: Wiktionary
Hub, n. Etym: [See 1st Hob.]
1. The central part, usually cylindrical, of a wheel; the nave. See
Illust. of Axle box.
2. The hilt of a weapon. Halliwell.
3. A rough protuberance or projecting obstruction; as, a hub in the
road. [U.S.] See Hubby.
4. A goal or mark at which quoits, etc., are cast.
5. (Diesinking)
Definition: A hardened, engraved steel punch for impressing a device upon a
die, used in coining, etc.
6. A screw hob. See Hob,
3.
7. A block for scotching a wheel. Hub plank (Highway Bridges), a
horizontal guard plank along a truss at the height of a wagon-wheel
hub.
– Up to the hub, as far as possible in embarrassment or difficulty,
or in business, like a wheel sunk in mire; deeply involved. [Colloq.]
Source: Webster’s Unabridged Dictionary 1913 Edition