noun, verb, hubbed, hub⋅bing.| 1. | the central part of a wheel, as that part into which the spokes are inserted. |
| 2. | the central part or axle end from which blades or spokelike parts radiate on various devices, as on a fan or propeller. |
| 3. | a center around which other things revolve or from which they radiate; a focus of activity, authority, commerce, transportation, etc.: Chicago is a railroad hub. |
| 4. | the Hub, Boston, Mass. (used as a nickname). |
| 5. | the peg or hob used as a target in quoits and similar games. |
| 6. | any one of the holes in an electrical panel, into which connections may be plugged. |
| 7. | Coining. a design of hardened steel in relief, used as a punch in making a die. |
| 8. | Surveying. a stake bearing a tack used to mark a theodolite position. |
| 9. | Metalworking. a die forced into a metal blank. |
| 10. | Metalworking. to stamp (a metal blank) with a hub. |
hub (hŭb) n.
[Probably alteration of hob1.] |
"Boston State-House is the hub of the solar system." [O.W. Holmes, "Autocrat of the Breakfast Table"]Hub cap first recorded 1913.
hub networking
(By analogy with the hub of a wheel) A device connected to several other devices.
In ARCnet, a hub is used to connect several computers together. In a message handling service, a number of local computers might exchange messages solely with a hub computer. The hub would be responsible for exchanging messages with other hubs and non-local computers.
(1995-01-16)