01 n. 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.
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1.
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.(Mech.)
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2.
One who polishes with a buff.
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3.
A wheel for buffing; a buff.
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4.
A good-humored, slow-witted fellow; -- usually said of an elderly man.[Colloq.]
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5.
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.(Chem.) Also: antacid
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6.
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.(Computers)
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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.