(computer science) a part of RAM used for temporary storage of data that is waiting to be sent to a device; used to compensate for differences in the rate of flow of data between components of a computer system

5 more meanings

05noun

a power tool used to buff surfaces

06noun

a cushion-like device that reduces shock due to an impact

07noun

an implement consisting of soft material mounted on a block; used for polishing (as in manicuring)

08verb

add a buffer (a solution)

“buffered saline solution for the eyes”

09verb

protect from impact

“cushion the blow”

Meanings and examples from Open English WordNet 2025. About our sources ↗

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Expressions with “buffer”

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buffer zone buffer state buffer store frame buffer print buffer buffer country buffer storage buffer solution