1. a male sheep.
  2. (initial capital letter) Astronomy, Astrology. the constellation or sign of Aries.
  3. any of various devices for battering, crushing, driving, or forcing something, especially a battering ram.
  4. (formerly) a heavy beak or spur projecting from the bow of a warship for penetrating the hull of an enemy’s ship.
  5. (formerly) a warship so equipped, especially one used primarily for ramming enemy vessels.
  6. the heavy weight that strikes the blow in a pile driver or the like.
  7. a piston, as on a hydraulic press.
  8. a reciprocating part of certain machine tools, as the toolholder of a slotter or shaper.
  9. hydraulic ram.

verb (used with object), rammed, ram·ming.

  1. to drive or force by heavy blows.
  2. to strike with great force; dash violently against: The car went out of control and rammed the truck.
  3. to cram; stuff: They rammed the gag in his mouth.
  4. to push firmly: to ram a bill through the Senate.
  5. to force (a charge) into a firearm, as with a ramrod.


  1. the Ram the constellation Aries, the first sign of the zodiac

n acronym for computing

  1. random access memory: semiconductor memory in which all storage locations can be rapidly accessed in the same amount of time. It forms the main memory of a computer, used by applications to perform tasks while the device is operating

abbreviation for

  1. Royal Academy of Music


  1. an uncastrated adult sheep
  2. a piston or moving plate, esp one driven hydraulically or pneumatically
  3. the falling weight of a pile driver or similar device
  4. short for battering ram
  5. Also called: rostrum, beak a pointed projection in the stem of an ancient warship for puncturing the hull of enemy ships
  6. a warship equipped with a ram
  7. slang a sexually active man

verb rams, ramming or rammed

  1. (tr usually foll by into) to force or drive, as by heavy blowsto ram a post into the ground
  2. (of a moving object) to crash with force (against another object) or (of two moving objects) to collide in this waythe ships rammed the enemy
  3. (tr ; often foll by in or down) to stuff or cram (something into a hole, etc)
  4. (tr ; foll by onto, against etc) to thrust violentlyhe rammed the books onto the desk
  5. (tr) to present (an idea, argument, etc) forcefully or aggressively (esp in the phrase ram (something) down someone’s throat)
  6. (tr) to drive (a charge) into a firearm

Old English ramm “male sheep,” also “battering ram” and the zodiac sign; earlier rom “male sheep,” a West Germanic word (cf. Middle Low German, Middle Dutch, Dutch, Old High German ram), of unknown origin. Perhaps [Klein] connected with Old Norse rammr “strong,” Old Church Slavonic ramenu “impetuous, violent.”


1957, acronym for random access memory (computerese).


“to beat with a heavy implement,” c.1300, from ram (n.). Related: Rammed; ramming.

  1. Short for random access memory. The main memory of a computer, in which data can be stored or retrieved from all locations at the same (usually very high) speed. See also dynamic RAM static RAM.

Acronym for random access memory, which is a type of memory in which a reader can go to a specific item without having to start at the beginning. Random access memories can often be altered once an item is found. (See computer memory and magnetic memory storage; compare ROM.)

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