Emily Dickinson Lexicon

RAM, n. [Sax. ram; D. ram; G. ramm, but rammbock, ram-buck, is used. See the Verb.]

1. The made of the sheep or ovine genus; in some parts of England called a tup. In the United States, the word is applied, I believe, to no other male, except in the compound ram-cat.
2. In astronomy, Aries, the sign of the zodiac which the sun enters on the 21st of March, or a constellation of fixed star in the figure of a rain. It is considered the first of the twelve signs.
3. An engine of war, used formerly for battering and demolishing the walls of cities; called a battering-ram. [See Battering-ram.]