Hub1. (n.) The central part, usually cylindrical, of a wheel; the nave.
2. (n.) The hilt of a weapon.
3. (n.) A rough protuberance or projecting obstruction; as, a hub in the road. [U.S.] See Hubby.
4. (n.) A goal or mark at which quoits, etc., are cast.
5. (n.) A hardened, engraved steel punch for impressing a device upon a die, used in coining, etc.
6. (n.) A screw hob. See Hob, 3.
7. (n.) A block for scotching a wheel.
Thesaurus Entries
approach, arbor, asymptote, axis, axle, axle bar, axle shaft, axle spindle, axle-tree, bottleneck, center, center of action, center of gravity, centroid, centrum, chimney, chimney corner, collision course, concentralization, concentration, concourse, concurrence, confluence, conflux, congress, convergence, converging, core, crossing, dead center, distaff, epicenter, fender, fire screen, fireboard, fireguard, fireplace, fireside, flue, focal point, focalization, focus, fulcrum, funnel, gimbal, gudgeon, heart, hearth, hearthstone, hinge, hingle, hob, ingle, inglenook, ingleside, kernel, mandrel, marrow, medulla, meeting, metacenter, middle, mutual approach, narrowing gap, nave, navel, nerve, nub, nucleus, oarlock, omphalos, pin, pintle, pith, pivot, pole, radiant, radius, rowlock, seat, smokehole, spindle, spokes, storm center, swivel, tangent, trunnion, umbilicus