an impenetrable barrier to communication or information especially as imposed by rigid censorship and secrecy; used by Winston Churchill in 1946 to describe the demarcation between democratic and communist countries
a cushion-like device that reduces shock due to contact
a power tool used to buff surfaces
(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
an ionic compound that resists changes in its pH
add a buffer (a solution); "buffered saline solution for the eyes"
making an additional point; anyway; "I don't want to go to a restaurant; besides, we can't afford it"; "she couldn't shelter behind him all the time and in any case he wasn't always with her"