buffer.
Someone or something that buffs (polishes and makes shiny).
Meaning & usage
Someone or something that buffs (polishes and makes shiny). A machine with rotary brushes, passed over a hard floor to clean it.
Someone or something that buffs (polishes and makes shiny). A machine for polishing shoes and boots.
A boxer.
Where this word comes from
From buff + -er.
Anything used to isolate or minimize the effect of one thing on another. A solution used to stabilize the pH (acidity) of a liquid, such as by resisting a change in pH when an acid or alkali is added.
Anything used to isolate or minimize the effect of one thing on another. Anything used to maintain slack or isolate different objects.
Anything used to isolate or minimize the effect of one thing on another. A device on trains and carriages designed to cushion the impact between them.
Anything used to isolate or minimize the effect of one thing on another. The barrier placed at the end of the track to absorb the impact of a train that fails to stop.
Anything used to isolate or minimize the effect of one thing on another. An isolating circuit, often an amplifier, used to minimize the influence of a driven circuit on the driving circuit.
Anything used to isolate or minimize the effect of one thing on another. A routine or storage medium used to compensate for a difference in rate of flow of data, or time of occurrence of events, when transferring data from one device to another.
Anything used to isolate or minimize the effect of one thing on another. A portion of memory set aside to temporarily store data, often before it is sent to an external device or as it is received from an external device.
Anything used to isolate or minimize the effect of one thing on another. A buffer zone (such as a demilitarized zone) or a buffer state.
Anything used to isolate or minimize the effect of one thing on another. A means, often normally idle inventory, used as a cushion against fluctuations in business, especially in the supply or demand for goods.
Anything used to isolate or minimize the effect of one thing on another. A reserve of funds set aside for use only when adverse circumstances prevail.
I keep a savings buffer of three months' worth of living expenses.
Anything used to isolate or minimize the effect of one thing on another. A gap that isolates or separates two things.
The chief boatswain's mate.
Where this word comes from
Etymology tree Old French buffeder. Middle English buff Proto-Indo-European *-yósder. Proto-Italic *-āzios Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English buffer Agent noun from obsolete verb buff (“make a dull sound when struck”) (mid-16c.), from Old French buffe (“blow”). The “boatswain's mate” sense is said to be popularly explained by the mate being a “buffer”, that is intermediary, between officers and men, but various other explanations have also been proposed.
To use a buffer or buffers; to attempt to isolate or minimize the effects of one thing or another.
To use a buffer or buffers; to attempt to isolate or minimize the effects of one thing or another. To queue up (an input) so that it is performed immediately once it is possible.
Some games let you buffer jumps—if you hold the jump button mid-air, your character will jump as soon as they touch the ground.
To store (data) in memory temporarily while it is awaiting processing.
To maintain the acidity of a solution near a chosen value by adding an acid or a base.
Where this word comes from
Etymology tree Old French buffeder. Middle English buff Proto-Indo-European *-yósder. Proto-Italic *-āzios Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English buffer Agent noun from obsolete verb buff (“make a dull sound when struck”) (mid-16c.), from Old French buffe (“blow”). The “boatswain's mate” sense is said to be popularly explained by the mate being a “buffer”, that is intermediary, between officers and men, but various other explanations have also been proposed.
A good-humoured, slow-witted fellow, usually an elderly man.
A dog.
Where this word comes from
In reference to buff leather.
Comparative form of buff: more buff.
Where this word comes from
From buff + -er.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.