Webster's Revised Unabridged Dictionary · 1913

Bull

Bull ({not transcribed}) , noun

[Old English bule, bul, bole; akin to Dutch bul, German bulle, Icelandic boli, Lithuanian bullus, Lett. bollis, Russ. vol'; prob. from the root of Anglo-Saxon bellan, English bellow.]

1.
(Zoology) The male of any species of cattle (Bovida); hence, the male of any large quadruped, as the elephant; also, the male of the whale.

The wild bull of the Old Testament is thought to be the oryx, a large species of antelope.

2.
One who, or that which, resembles a bull in character or action. — Bible (KJV) - Psalm xxii. 12
3.
(a) (Astronomy) Taurus, the second of the twelve signs of the zodiac.
(b)
(Astronomy) A constellation of the zodiac between Aries and Gemini. It contains the Pleiades.
At last from Aries rolls the bounteous sun, And the bright Bull receives him. — Thomson
4.
(Stock Exchange) One who operates in expectation of a rise in the price of stocks, or in order to effect such a rise. See 4th Bear, n., 5.
5.
a ludicrously false statement; nonsense. Also used as an expletive. [vulgar]
Collocations (3)
Bull baiting , the practice of baiting bulls, or rendering them furious, as by setting dogs to attack them.
John Bull , a humorous name for the English, collectively; also, an Englishman. Good-looking young John Bull. — W. D.Howells
To take the bull by the horns , to grapple with a difficulty instead of avoiding it.

Bull , adjective

Of or pertaining to a bull; resembling a bull; male; large; fierce.
Collocations (7)
Bull bat (Zoology) , the night hawk; -- so called from the loud noise it makes while feeding on the wing, in the evening.
Bull calf , (a) A stupid fellow.
Bull mackerel (Zoology) , the chub mackerel.
Bull pump (Mining) , a direct single-acting pumping engine, in which the steam cylinder is placed above the pump.
Bull snake (Zoology) , the pine snake of the United States.
Bull stag , a castrated bull. See Stag.
Bull wheel , a wheel, or drum, on which a rope is wound for lifting heavy articles, as logs, the tools in well boring, etc.

Bull , intransitive verb

To be in heat; to manifest sexual desire as cows do. [Colloquial]

Bull , transitive verb

(Stock Exchange) To endeavor to raise the market price of; as, to bull railroad bonds; to bull stocks; to bull Lake Shore; to endeavor to raise prices in; as, to bull the market. See 1st Bull, n., 4.

Bull , noun

[Old English bulle, from Latin bulla bubble, stud, knob, Late Latin, a seal or stamp: compare French bulle. Compare Bull a writing, Bowl a ball, Boil, v. i.]

1.
A seal. See Bulla.
2.
A letter, edict, or respect, of the pope, written in Gothic characters on rough parchment, sealed with a bulla, and dated “a die Incarnationis,” i. e., “from the day of the Incarnation.” See Apostolical brief, under Brief.
A fresh bull of Leo's had declared how inflexible the court of Rome was in the point of abuses. — Atterbury
3.
A grotesque blunder in language; an apparent congruity, but real incongruity, of ideas, contained in a form of expression; so called, perhaps, from the apparent incongruity between the dictatorial nature of the pope's bulls and his professions of humility.
And whereas the papist boasts himself to be a Roman Catholic, it is a mere contradiction, one of the pope's bulls, as if he should say universal particular; a Catholic schimatic. — Milton
Collocations (1)
The Golden Bull , an edict or imperial constitution made by the emperor Charles IV. (1356), containing what became the fundamental law of the German empire; -- so called from its golden seal.