/hub/ , n. , v. , hubbed, hubbing .
n.
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. Survey. a stake bearing a tack used to mark a theodolite position.
9. Metalworking. a die forced into a metal blank.
v.t.
10. Metalworking. to stamp (a metal blank) with a hub.
[ 1505-15; perh. var. of HOB 1 ]
Syn. 3. core, pivot, heart.