Buffer Buff"er (b[u^]f"[~e]r), n. [Prop a striker. See {Buffet} a blow.] 1. (Mech.) (a) An elastic apparatus or fender, for deadening the jar caused by the collision of bodies; as, a buffer at the end of a railroad car. (b) A pad or cushion forming the end of a fender, which receives the blow; -- sometimes called {buffing apparatus}. [1913 Webster]

2. One who polishes with a buff. [1913 Webster]

3. A wheel for buffing; a buff. [1913 Webster]

4. A good-humored, slow-witted fellow; -- usually said of an elderly man. [Colloq.] --Dickens. [1913 Webster]

5. (Chem.) a substance or mixture of substances which can absorb or neutralize a certain quantity of acid or base and thus keep the degree of acidity or alkalinity of a solution (as measured by pH) relatively stable. Sometimes the term is used in a medical context to mean {antacid}. [PJC]

6. (Computers) a data storage device or portion of memory used to temporarily store input or output data until the receiving device is ready to process it. [PJC]

7. any object or person that shields another object or person from harm, shock, or annoyance; as, the President's staff is his buffer from constant interruptions of his work. [PJC]

The Collaborative International Dictionary of English. 2000.


Look at other dictionaries:

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