buffer

buff-er · noun

imported

Definitions

noun

  1. 1.

    To lessen the impact of something.

  2. 2.

    A person or thing that reduces shock or prevents contact between two parties.

  3. 3.

    A temporary data storage area in computing.

  4. 4.

    To store data temporarily in computing.

  5. 5.

    A solution that resists changes in pH.

  6. 6.

    A device for absorbing shock, especially on a railway vehicle.

  7. 7.

    An elderly person (British slang, somewhat offensive).

Forms

plural: buffers

Phrases & expressions

  • •
    buffer zone — neutral area between opposing forces
  • •
    buffer state — country between rival powers
  • •
    buffering — loading data temporarily (computing)
  • •
    hit the buffers — come to a sudden stop

Related words

See also: cache, cushion, protect, shield
Synonyms: cushion, intermediary, shield

Etymology

From "buff" (to soften, cushion) + the suffix "-er." The computing sense developed in the 20th century.