water cooler; water dispenser
Refers to a machine that cools and dispenses drinking water, commonly found in offices and public spaces.
オフィスの冷水機で水を飲んだ。
I drank water from the office water cooler.
Standard kanji spelling for a water cooler/dispenser.
Alternate kanji spelling; 器 is also used for appliances.
Compound of 冷水 (cold water) and 機 (machine).