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A rough protuberance or projecting obstruction; as, a hub in the road. [U.S.] See Hubby.

A tobacco pipe, so arranged that the smoke passes through water, making a bubbling noise, whence its name. In India, the bulb containing the water is often a cocoanut shell.

A loud noise of many confused voices; a tumult; uproar. Milton. This hubbub of unmeaning words. Macaulay.

Full of hubs or protuberances; as, a road that has been frozen while muddy is hubby. [U.S.]

A mineral of brownish black color, occurring in columnar or foliated masses. It is native manganese tungstate.

hys, etc., and locally to several very different fishes, as the tautog, black bass, etc. Chub mackerel (Zoöl.), a species of mackerel (Scomber colias) in some years found in abundance on the Atlantic coast, but absent in others; -- called also bull mackerel, thimble-eye, and big-eye mackerel. -- Chub sucker (Zoöl.), a…

Having a plump, short face.

Chubby. [R.] H. Brooke.

The state of being chubby.

Like a chub; plump, short, and thick. "Chubby faces." I. Taylor.

The root of several species of Rheum, used much as a cathartic medicine. Monk's rhubarb. (Bot.) See under Monk. -- Turkey rhubarb (Med.), the roots of Rheum Emodi.

Like rhubarb.

Chaos; confusion.

A metal-hubbed wheel of great strength and elasticity, esp. adapted for artillery carriages and motor cars.

A bushing in the hub of a wheel, through which the axle passes.

wing, in the evening. -- Bull calf. (a) A stupid fellow. -- Bull mackerel (Zoöl.), the chub mackerel. -- Bull pump (Mining), a direct single-acting pumping engine, in which the steam cylinder is placed above the pump. -- Bull snake (Zoöl.), the pine snake of the United States. -- Bull stag, a castrated bull. See S…

The chub. Walton.

A river fish; the chub. Sir T. Browne.

A glucoside extracted from rhubarb as a bitter, yellow, crystalline powder, and yielding chrysophanic acid on decomposition.

g, chrysophane. Chrysophanic acid (Chem.), a yellow crystalline substance extracted from rhubarb, yellow dock, sienna, chrysarobin, etc., and shown to be a derivative of an anthracene. It is used in the treatment of skin diseases; -- called also rhein, rheic acid, rhubarbarin, etc.