"buffer" in the noun sense
1. buffer
chemistry) an ionic compound that resists changes in its pH
2. buffer zone, buffer
a neutral zone between two rival powers that is created in order to diminish the danger of conflict
3. fender, buffer, cowcatcher, pilot
an inclined metal frame at the front of a locomotive to clear the track
4. buffer, buffer storage, buffer store
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. buffer, polisher
a power tool used to buff surfaces
6. buffer, fender
a cushion-like device that reduces shock due to an impact
7. buff, buffer
an implement consisting of soft material mounted on a block used for polishing (as in manicuring)
"buffer" in the verb sense
1. buffer
add a buffer (a solution
"buffered saline solution for the eyes"
2. cushion, buffer, soften
protect from impact
"cushion the blow"
"buffer" in the adjective sense
1. buff
of the yellowish-beige color of buff leather
Source: WordNet® (An amazing lexical database of English)
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