0 a machine for cooling and providing drinking water, usually in an office or other public place
1 a machine that supplies cool water for drinking, usually in an office or other public place:
2 used to describe something that many people talk about at work, for example when they stop work to drink something:
Ebac moved into the water cooler market in 1993.
They are generally broken up in two categories: bottleless and bottled water coolers.
Education may happen at the water cooler.
We need to make fresh water freely available to all children; for example, there should be a water cooler in classrooms.
The simple act of moving a water cooler turns into office warfare.
Rushkoff mentions jokes, scandals, blogs, ambiance, i.e. anything that would engender water cooler talk, as social currency.
The water cooler effect of the two-step flow was a means of assigning messages meaning, leading to the development of opinion dynamics.
The storyline was referred to as a water cooler topic.