See bull in Webster's New World College Dictionary
noun
the adult male of any bovine animal, as the ox, buffalo, etc.
the adult male of certain other large animals, as the elephant, elk, moose, walrus, whale, etc.
a person who buys stocks or securities in the expectation that their prices will rise, or who seeks to bring about such a rise, in order to sell them at a profit
a person regarded as like a bull in size, strength, etc.
an official document, edict, or decree, esp. one from the pope
noun
a ludicrously illogical or incongruous mistake in statement (Ex.: I'm glad I hate onions because if I liked onions, I'd eat them, and I can't stand onions)
bulletin
See bull in American Heritage Dictionary 4
(bo͝ol)
noun
a. An adult male bovine mammal.
b. The uncastrated adult male of domestic cattle.
c. The male of certain other large animals, such as the alligator, elephant, or moose.
An exceptionally large, strong, and aggressive person.
a. An optimist, especially regarding business conditions.
b. A person who buys commodities or securities in anticipation of a rise in prices or who tries by speculative purchases to effect such a rise.
Slang A police officer or detective.
Slang
a. Foolish, deceitful, or boastful language.
b. Insolent talk or behavior.
verbbulled, bull·ing, bulls verb, transitive
To push; force.
verb, intransitive
To push ahead or through forcefully: “He bulls through the press horde that encircles the car”(Scott Turow).
adjective
Male.
Large and strong like a bull.
Characterized by rising prices: a bull market.
(bo͝ol)
noun
An official document issued by the pope and sealed with a bulla.